CN111188386A - Energy-saving system suitable for water supply equipment - Google Patents
Energy-saving system suitable for water supply equipment Download PDFInfo
- Publication number
- CN111188386A CN111188386A CN201910498542.9A CN201910498542A CN111188386A CN 111188386 A CN111188386 A CN 111188386A CN 201910498542 A CN201910498542 A CN 201910498542A CN 111188386 A CN111188386 A CN 111188386A
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- CN
- China
- Prior art keywords
- water supply
- supply equipment
- frequency converter
- central controller
- saving system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 65
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B11/00—Arrangements or adaptations of tanks for water supply
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
- E03B7/075—Arrangement of devices for control of pressure or flow rate
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Structural Engineering (AREA)
- Control Of Non-Positive-Displacement Pumps (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Abstract
The invention relates to an energy-saving system suitable for water supply equipment, which comprises a central controller; the analog quantity collector is connected with a group of pressure sensors and is connected with the central controller; the frequency converter controller is connected with a group of first frequency converters and is connected with the analog quantity collector; and the display screen is connected with the first frequency converter and the central controller. Its advantage lies in, connects converter and pressure sensor in the switch board through setting up a central controller, has increased the low efficiency to the different operating modes of single pump operation and many pumps operation and has judged and handle the logic, uses different flow water pump collocation, changes control logic through central controller, adjusts water pump running state or quantity to improve the holistic operating efficiency of water supply equipment, reduce the energy consumption.
Description
Technical Field
The invention relates to the field of municipal water supply, in particular to an energy-saving system suitable for water supply equipment.
Background
The non-negative pressure water supply equipment takes a municipal pipe network as a water source, fully utilizes the original pressure of the municipal pipe network, forms a closed continuous relay pressurization water supply mode, has good energy-saving effect, does not have secondary pollution of water quality, and is the development and extension of variable-frequency constant-pressure water supply equipment.
The non-negative pressure water supply system sets a constant pressure value, and if the municipal pipe network pressure is higher than the set pressure value, tap water can directly reach a user pipe network through a direct supply pipeline to supply water to users. If the tap water source can not completely meet the water supply requirement, the control cabinet adjusts and controls the start and stop of the plurality of pressure water pumps and the rotating speed of the variable frequency pump, thereby meeting the water supply requirement of partial users to the maximum extent.
Traditional no negative pressure water supply equipment is equipped with the water pump lift the same, and the flow is the same, and consequently the operation high efficiency interval is few, and the switch board only has simple logic operation control, lacks the judgement to water supply equipment operation system low efficiency operation, lacks the measure when the inefficiency in order to reduce the energy consumption to lead to the waste of the energy and the reduction of equipment life-span.
Disclosure of Invention
The invention aims to provide an energy-saving system suitable for water supply equipment, and solves the technical problems.
The technical problem solved by the invention can be realized by adopting the following technical scheme:
an energy saving system suitable for water supply equipment comprises,
a central controller;
the analog quantity collector is connected with a group of pressure sensors and is connected with the central controller;
the frequency converter controller is connected with a group of first frequency converters and is connected with the analog quantity collector;
and the display screen is connected with the first frequency converter and the central controller.
Preferably, the frequency converter controller is further connected with a second frequency converter.
Preferably, the second frequency converter is further connected with the display screen.
Preferably, the first frequency converter and the second frequency converter are connected with each other through a communication line.
Preferably, a communication interface is arranged on the display screen, and the central controller is connected with the display screen through the communication interface.
Preferably, the first frequency converter and the second frequency converter are connected with a variable-frequency speed-regulating water pump set of water supply equipment.
Preferably, the pressure sensor is connected with a water inlet and a water outlet of the water supply equipment.
Preferably, the first frequency converter and the second frequency converter are both connected with the display screen through the communication interface.
Preferably, the central controller further comprises a water pump operation efficiency determiner for determining the operation efficiency of the water pump.
Preferably, the variable-frequency speed-regulating water pump set is different in flow specification so as to increase an operation high-efficiency area.
Has the advantages that: due to the adoption of the technical scheme, the frequency converter and the pressure sensor are connected into the control cabinet through the central controller, the low-efficiency judgment and processing logic aiming at different working conditions of single-pump operation and multi-pump operation is increased, different flow water pump collocation is used, the control logic is changed through the central controller, and the operation state or the number of the water pumps is adjusted, so that the overall operation efficiency of the water supply equipment is improved, and the energy consumption is reduced.
Drawings
FIG. 1 is a circuit diagram of an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
As shown in fig. 1, an energy saving system for a water supply apparatus, includes,
a central controller 1;
the analog quantity collector 2 is connected with a group of pressure sensors 21, and the analog quantity collector 2 is connected with the central controller 1;
the frequency converter controller 3 is connected with a group of first frequency converters 31, and the frequency converter controller 3 is connected with the analog quantity collector 2;
and the display screen 4 is connected with the first frequency converter 31, and the display screen 4 is also connected with the central controller 1. Preferably, the central controller 1 is a programmable logic controller
In a preferred embodiment of the present invention, a second frequency converter 22 is further connected to the frequency converter controller 3.
As a preferred embodiment of the present invention, the central controller 1 further comprises a pump operation efficiency determiner 11 for determining the operation efficiency of the water pump.
In a preferred embodiment of the present invention, the second frequency converter 22 is further connected to the display screen 4.
In a preferred embodiment of the present invention, the first frequency converter 31 and the second frequency converter 22 are connected to each other through a communication line 203, and the communication line 203 may be a shielded twisted pair.
In a preferred embodiment of the present invention, the display screen 4 is provided with a communication interface 41, and the central controller 1 is connected to the display screen 1 through the communication interface 41 to receive the operating status information of the first inverter 31 and the second inverter 22.
In a preferred embodiment of the present invention, the first inverter 31 and the second inverter 22 are connected to a variable-frequency adjustable-speed water pump set of the water supply equipment to adjust the operation state of the water pump set.
In a preferred embodiment of the present invention, the pressure sensor 21 is connected to a water inlet and a water outlet of the water supply facility.
In a preferred embodiment of the present invention, the first frequency converter 31 and the second frequency converter 22 are both connected to the display screen 4 through the communication interface 41.
As a preferred embodiment of the invention, the variable-frequency speed-regulating water pump set has different flow specifications so as to increase the operation high-efficiency area.
According to the technical scheme, the analog quantity collector 2 and the frequency converter controller 3 which are connected with the central controller 1 collect the current, the frequency and the running state of the system running through the communication interface 41 on the display screen 4, then the water pump running efficiency judging device 11 judges whether the water pump set works in a high-efficiency area or not, further, the central controller 1 (a programmable logic controller) changes the control logic, the running state (working frequency) of the water pump set or the number of the water pumps are adjusted, so that the overall running efficiency of the water supply equipment is improved to reduce energy consumption, and the low-efficiency judging and processing logic aiming at different working conditions of single-pump running and multi-pump running is increased.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (10)
1. An energy saving system suitable for water supply equipment is characterized by comprising,
a central controller;
the analog quantity collector is connected with a group of pressure sensors and is connected with the central controller;
the frequency converter controller is connected with a group of first frequency converters and is connected with the analog quantity collector;
and the display screen is connected with the first frequency converter and the central controller.
2. The energy saving system suitable for water supply equipment according to claim 1, wherein the frequency converter controller is further connected with a second frequency converter.
3. The energy saving system suitable for water supply equipment according to claim 2, wherein the second frequency converter is further connected with the display screen.
4. The energy saving system suitable for water supply equipment according to claim 2, wherein the first frequency converter and the second frequency converter are connected with each other through a communication line.
5. The energy-saving system applicable to water supply equipment according to claim 2, wherein a communication interface is arranged on the display screen, and the central controller is connected with the display screen through the communication interface.
6. The energy-saving system applicable to the water supply equipment is characterized in that the first frequency converter and the second frequency converter are connected with a variable-frequency speed-regulating water pump set of the water supply equipment.
7. The energy saving system suitable for water supply equipment according to claim 1, wherein the pressure sensor is connected with a water inlet and a water outlet of the water supply equipment.
8. The energy saving system suitable for water supply equipment according to claim 5, wherein the first frequency converter and the second frequency converter are both connected with the display screen through the communication interface.
9. The energy saving system for water supply equipment according to claim 3, wherein the central controller further comprises a pump operation efficiency determiner for determining the operation efficiency of the pump.
10. The energy saving system for water supply equipment according to claim 6, wherein the variable frequency speed water pump set comprises at least a first flow gauge water pump and a second flow gauge water pump.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910498542.9A CN111188386A (en) | 2019-06-10 | 2019-06-10 | Energy-saving system suitable for water supply equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910498542.9A CN111188386A (en) | 2019-06-10 | 2019-06-10 | Energy-saving system suitable for water supply equipment |
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CN111188386A true CN111188386A (en) | 2020-05-22 |
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CN201910498542.9A Pending CN111188386A (en) | 2019-06-10 | 2019-06-10 | Energy-saving system suitable for water supply equipment |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022146346A3 (en) * | 2020-12-30 | 2022-10-06 | Erciyes Universitesi Strateji Gelistirme Daire Baskanligi | An artificial bee colony algorithm based method optimizing energy efficiency for water supply system with co-operating multiple pumps |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202512406U (en) * | 2011-12-23 | 2012-10-31 | 潍坊鼎晟电气科技有限公司 | Variable-frequency-power-supply master controller |
CN203174694U (en) * | 2013-03-05 | 2013-09-04 | 安徽理工大学 | Constant-pressure variable frequency water supply control device based on ARM |
CN204152772U (en) * | 2014-09-02 | 2015-02-11 | 中电投工程研究检测评定中心 | A kind of pump energy saving control gear |
WO2016004014A1 (en) * | 2014-06-30 | 2016-01-07 | Robert Kremer | An apparatus, system and method for utilizing thermal energy |
CN206396828U (en) * | 2016-12-08 | 2017-08-11 | 新开利(上海)水务有限公司 | Non-negative pressure water-supply installation energy-saving safe control system |
-
2019
- 2019-06-10 CN CN201910498542.9A patent/CN111188386A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202512406U (en) * | 2011-12-23 | 2012-10-31 | 潍坊鼎晟电气科技有限公司 | Variable-frequency-power-supply master controller |
CN203174694U (en) * | 2013-03-05 | 2013-09-04 | 安徽理工大学 | Constant-pressure variable frequency water supply control device based on ARM |
WO2016004014A1 (en) * | 2014-06-30 | 2016-01-07 | Robert Kremer | An apparatus, system and method for utilizing thermal energy |
CN204152772U (en) * | 2014-09-02 | 2015-02-11 | 中电投工程研究检测评定中心 | A kind of pump energy saving control gear |
CN206396828U (en) * | 2016-12-08 | 2017-08-11 | 新开利(上海)水务有限公司 | Non-negative pressure water-supply installation energy-saving safe control system |
Non-Patent Citations (1)
Title |
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吴方: "《大学计算机应用基础》", 31 August 2016, 北京理工大学出版社 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022146346A3 (en) * | 2020-12-30 | 2022-10-06 | Erciyes Universitesi Strateji Gelistirme Daire Baskanligi | An artificial bee colony algorithm based method optimizing energy efficiency for water supply system with co-operating multiple pumps |
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Application publication date: 20200522 |
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