CN112177102A - High-rise building multi-partition intelligent variable-frequency water supply device and control method - Google Patents
High-rise building multi-partition intelligent variable-frequency water supply device and control method Download PDFInfo
- Publication number
- CN112177102A CN112177102A CN202011186141.9A CN202011186141A CN112177102A CN 112177102 A CN112177102 A CN 112177102A CN 202011186141 A CN202011186141 A CN 202011186141A CN 112177102 A CN112177102 A CN 112177102A
- Authority
- CN
- China
- Prior art keywords
- water supply
- region
- supply pump
- zone
- low
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 289
- 238000005192 partition Methods 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000006243 chemical reaction Methods 0.000 claims abstract description 9
- 238000004891 communication Methods 0.000 claims description 13
- 239000008400 supply water Substances 0.000 claims description 7
- 238000009530 blood pressure measurement Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011217 control strategy Methods 0.000 description 1
- 230000007547 defect Effects 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
- E03B7/02—Public or like main 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
-
- 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 Positive-Displacement Pumps (AREA)
- Control Of Non-Positive-Displacement Pumps (AREA)
Abstract
The invention discloses a multi-partition intelligent frequency conversion water supply device for high-rise buildings and a control method thereof, the device comprises a water inlet pipeline, a low-region water supply pump set, a middle-region water supply pump set, a high-region water supply pump set and a small flow pump, wherein a high-region water outlet pipe, a middle-region water outlet pipe and a low-region water outlet pipe are respectively connected to the water inlet pipeline, the high-region water supply pump set, a high-region pressure sensor and a high-region flow sensor are sequentially connected to the high-region water outlet pipe, the middle-region water supply pump set, the middle-region pressure sensor and the middle-region flow sensor are sequentially connected to the middle-region water outlet pipe, and the low-region water supply pump. The invention shares one small flow pump with each subarea water supply pump group, and switches to the small flow pump to work under the condition of small water consumption, thereby greatly reducing the water supply energy consumption during the small flow water consumption and having lower equipment cost.
Description
Technical Field
The invention relates to a high-rise building multi-partition intelligent variable-frequency water supply device and a control method, and belongs to the technical field of high-rise building water supply.
Background
Most of the existing high-rise building water supply systems adopt an intelligent water supply system which takes a frequency converter and a PLC as cores, and a plurality of independent intelligent water supply systems with different lifts and flows are respectively designed according to the height of the building and the number of residents to supply water to the whole building. For general high-rise buildings, most of water supply equipment can be divided into a low area, a middle area and a high area for supplying water respectively, each partition equipment comprises two or more than two water pumps, and can comprise a small flow pump, and the water supply equipment is generally used for small water consumption. However, the intelligent water supply equipment has the problems of poor energy-saving effect and the like because a flow sensor and a corresponding control strategy are not arranged.
Disclosure of Invention
The invention provides a high-rise building multi-partition intelligent variable-frequency water supply device and a control method, which have the advantages of simple structure, obvious energy-saving effect and low cost and overcome the defects of the prior art.
The technical scheme of the invention is as follows: a multi-partition intelligent frequency conversion water supply device for high-rise buildings comprises a water inlet pipeline, a low-region water supply pump set, a middle-region water supply pump set, a high-region water supply pump set, a small flow pump check valve, a high-region electromagnetic valve, a middle-region pressure reducing valve, a low-region pressure reducing valve, a high-region pressure sensor, a high-region flow sensor, a middle-region pressure sensor, a middle-region flow sensor, a low-region flow sensor, a high-region water outlet pipe, a middle-region water outlet pipe and a low-region water outlet pipe, wherein the water inlet pipeline is respectively connected with the high-region water supply pump set, the middle-region water supply pump set and the low-region water supply pump set, the high-region water outlet pipe, the middle-region water outlet pipe and the low-region water supply pump set are respectively connected with the high, the middle area water outlet pipe is sequentially connected with a middle area pressure sensor and a middle area flow sensor, and the low area water outlet pipe is sequentially connected with a low area pressure sensor and a low area flow sensor; meanwhile, a small flow pump is connected to the water inlet pipeline, a water outlet of the small flow pump is connected with a water inlet of a small flow pump check valve, and a water outlet of the small flow pump check valve is respectively connected with water inlets of the high region electromagnetic valve, the middle region electromagnetic valve and the low region electromagnetic valve; the water outlet of the high-region electromagnetic valve is connected with a high-region water outlet pipe between the high-region pressure sensor and the high-region flow sensor, the water outlet of the middle-region electromagnetic valve is connected with a water inlet of the middle-region pressure reducing valve, the water outlet of the middle-region pressure reducing valve is connected with a middle-region water outlet pipe between the middle-region pressure sensor and the middle-region flow sensor, the water outlet of the low-region electromagnetic valve is connected with a water inlet of the low-region pressure reducing valve, and the water outlet of the low-region pressure reducing valve is connected with a low-region.
The water supply device also comprises a low-region water supply pump group controller, a middle-region water supply pump group controller, a high-region water supply pump group controller and a small-flow pump programmable controller, wherein the small-flow pump programmable controller is respectively connected with a touch screen, a small-flow pump frequency converter, a high-region electromagnetic valve coil, a middle-region electromagnetic valve coil and a low-region electromagnetic valve coil, the small-flow pump frequency converter is connected with a small-flow pump motor, the small-flow pump motor is a built-in motor of a small-flow pump, and the high-region electromagnetic valve coil, the middle-region electromagnetic valve coil and the low-region electromagnetic valve coil are respectively built-in coils of a high-region electromagnetic valve, a middle-region electromagnetic valve and a low-region electromagnetic valve; simultaneously, little flow pump programmable controller passes through communication interface and is connected with low district's water supply pump group controller, middle district's water supply pump group controller and high district's water supply pump group controller respectively, low district's water supply pump group controller is connected with low district pressure sensor and low district flow sensor respectively, middle district's water supply pump group controller is connected with middle district pressure sensor and middle district flow sensor respectively, high district's water supply pump group controller is connected with high district pressure sensor and high district flow sensor respectively.
Meanwhile, the invention also provides a high-rise building multi-partition intelligent frequency conversion water supply control method based on the high-rise building multi-partition intelligent frequency conversion water supply device, which comprises the steps of firstly, setting water outlet pressure values and single pump rated flow values required by all partition water supply pump groups through a touch screen, when a low-region water supply pump group controller, a middle-region water supply pump group controller or a high-region water supply pump group controller has a starting command, transmitting water supply pump group codes, starting command codes and water outlet pressure values of the partitions to a small flow pump programmable controller through a communication interface by the low-region water supply pump group controller, the middle-region water supply pump group controller or the high-region water supply pump group controller, and driving corresponding high-region electromagnetic valve coils, middle-region electromagnetic valve coils or low-region electromagnetic valve coils according to the water supply pump group codes and the starting command codes after the small flow pump programmable controller receives the codes and the data, further controlling the high-region electromagnetic valve, the middle-region electromagnetic valve or the low-region electromagnetic valve to be opened; meanwhile, the received highest water outlet pressure value in each water supply subarea pump set is selected as a target control value of the small flow pump, the water outlet pressure measurement value of the water supply subarea is used as a feedback value, the small flow pump programmable controller performs PID operation on the difference between the target control value and the feedback value, a frequency converter of the small flow pump is controlled to drive a small flow pump motor in the small flow pump, the water outlet pressure constant value of the subarea water supply pump set is further controlled, and if the other subarea water supply pump sets receive a starting command code, the pressure reducing valve of each water supply subarea controls constant-pressure water supply.
In the method, the low-zone water supply pump set controller, the middle-zone water supply pump set controller and the high-zone water supply pump set controller respectively collect water outlet flow values of the low-zone flow sensor, the middle-zone flow sensor and the high-zone flow sensor in real time, when the water outlet flow value of a certain zone water supply pump set is greater than 1/3 of the single-pump rated flow value of the zone water supply pump set, the zone water supply pump set controller transmits a switching command to the small-flow pump programmable controller through the communication interface, and after receiving the switching command, the small-flow pump programmable controller controls the zone electromagnetic valve to be closed, and controls the zone water supply pump set controller to supply water to users.
In the method, when the water outlet flow value of a certain district water supply pump group is smaller than 1/3 of the single pump rated flow value of the subarea pump group, the district water supply pump group controller sends a switching command to the small flow pump programmable controller through the communication interface, stops the subarea pump group, and switches to the small flow pump to supply water to the user.
In the method, the rated flow value of the small-flow pump is the sum of 1/3 of the rated flow values of the single pumps of the subarea water supply pump groups, and the lift parameter of the small-flow pump is the same as that of the high-area water supply pump group.
Due to the adoption of the technical scheme, the invention has the advantages that: the invention shares one small flow pump with each subarea water supply pump group, and switches to the small flow pump to work under the condition of small water consumption, thereby greatly reducing the water supply energy consumption during the small flow water consumption and having lower equipment cost.
Drawings
FIG. 1 is a schematic view of a connection structure according to the present invention;
fig. 2 is a schematic diagram of the electrical control principle of the present invention.
Description of reference numerals: 1-a water inlet pipeline, 2-a low zone water supply pump group, 3-a middle zone water supply pump group, 4-a high zone water supply pump group, 5-a small flow pump, 6-a small flow pump check valve, 7-a high zone electromagnetic valve, 8-a middle zone electromagnetic valve, 9-a low zone electromagnetic valve, 10-a middle zone pressure reducing valve, 11-a low zone pressure reducing valve, 12-a high zone pressure sensor, 13-a high zone flow sensor, 14-a middle zone pressure sensor, 15-a middle zone flow sensor, 16-a low zone pressure sensor, 17-a low zone flow sensor, 18-a high zone water outlet pipe, 19-a middle zone water outlet pipe, 20-a low zone water outlet pipe, 21-a low zone pump group controller, 22-a middle zone pump group controller, 23-a high zone pump group controller, 24-a touch screen, 25-small flow pump programmable controller, 26-small flow pump frequency converter, 27-small flow pump motor, 28-communication interface, 29-high region electromagnetic valve coil, 30-middle region electromagnetic valve coil and 31-low region electromagnetic valve coil.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and examples.
The embodiment of the invention comprises the following steps: a structural schematic diagram of a multi-partition intelligent frequency conversion water supply device for high-rise buildings is shown in a figure 1 and a figure 2, and comprises a water inlet pipeline 1, a low-region water supply pump group 2, a middle-region water supply pump group 3, a high-region water supply pump group 4, a small flow pump 5, a small flow pump check valve 6, a high-region electromagnetic valve 7, a middle-region electromagnetic valve 8, a low-region electromagnetic valve 9, a middle-region pressure reducing valve 10, a low-region pressure reducing valve 11, a high-region pressure sensor 12, a high-region flow sensor 13, a middle-region pressure sensor 14, a middle-region flow sensor 15, a low-region pressure sensor 16, a low-region flow sensor 17, a high-region water outlet pipe 18, a middle-region water outlet pipe 19 and a low-region water outlet pipe 20, wherein the high-region water supply pump group 4, the middle-region water supply pump group 3 and the low-region water supply pump group, The high-region water outlet pipe 18 is sequentially connected with a high-region pressure sensor 12 and a high-region flow sensor 13, the middle-region water outlet pipe 19 is sequentially connected with a middle-region pressure sensor 14 and a middle-region flow sensor 15, and the low-region water outlet pipe 20 is sequentially connected with a low-region pressure sensor 16 and a low-region flow sensor 17; meanwhile, the water inlet pipeline 1 is also connected with a small flow pump 5, the water outlet of the small flow pump 5 is connected with the water inlet of a small flow pump check valve 6, and the water outlet of the small flow pump check valve 6 is respectively connected with the water inlets of a high region electromagnetic valve 7, a middle region electromagnetic valve 8 and a low region electromagnetic valve 9; the water outlet of the high-region electromagnetic valve 7 is connected with a high-region water outlet pipe 18 between a high-region pressure sensor 12 and a high-region flow sensor 13, the water outlet of the middle-region electromagnetic valve 8 is connected with the water inlet of a middle-region pressure reducing valve 10, the water outlet of the middle-region pressure reducing valve 10 is connected with a middle-region water outlet pipe 19 between a middle-region pressure sensor 14 and a middle-region flow sensor 15, the water outlet of the low-region electromagnetic valve 9 is connected with the water inlet of a low-region pressure reducing valve 11, and the water outlet of the low-region pressure reducing valve 11 is connected with a low-region water outlet pipe 20 between.
The water supply device further comprises a low-region water supply pump group controller 21, a middle-region water supply pump group controller 22, a high-region water supply pump group controller 23 and a small-flow pump programmable controller 25, wherein the small-flow pump programmable controller 25 is respectively connected with a touch screen 24, a small-flow pump frequency converter 26, a high-region electromagnetic valve coil 29, a middle-region electromagnetic valve coil 30 and a low-region electromagnetic valve coil 31, the small-flow pump frequency converter 26 is connected with a small-flow pump motor 27, the small-flow pump motor 27 is a built-in motor of the small-flow pump 5, and the high-region electromagnetic valve coil 29, the middle-region electromagnetic valve coil 30 and the low-region electromagnetic valve coil 31 are respectively built-in coils of the high-region electromagnetic valve 7, the middle-region electromagnetic valve 8 and the low-region electromagnetic valve 9; meanwhile, the small-flow pump programmable controller 25 is connected to a low-zone water supply pump group controller 21, a middle-zone water supply pump group controller 22 and a high-zone water supply pump group controller 23 through a communication interface 28, the low-zone water supply pump group controller 21 is connected to a low-zone pressure sensor 16 and a low-zone flow sensor 17, the middle-zone water supply pump group controller 22 is connected to a middle-zone pressure sensor 14 and a middle-zone flow sensor 15, and the high-zone water supply pump group controller 23 is connected to a high-zone pressure sensor 12 and a high-zone flow sensor 13.
The working principle of the invention is as follows:
firstly, setting water outlet pressure values and single pump rated flow values required by each subarea water supply pump group (namely a low-area water supply pump group 2, a middle-area water supply pump group 3 and a high-area water supply pump group 4) through a touch screen 24, when a low-area water supply pump group controller 21, a middle-area water supply pump group controller 22 or a high-area water supply pump group controller 23 has a starting command, transmitting a water supply pump group code, a starting command code and a water outlet pressure value of the subarea to a small flow pump programmable controller 25 through a communication interface 28 by the low-area water supply pump group controller 21, the middle-area water supply pump group controller 22 or the high-area water supply pump group controller 23, and driving the corresponding high-area electromagnetic valve coil 29, the middle-area electromagnetic valve coil 30 or the low-area electromagnetic valve coil 31 according to the water supply pump group code and the starting command code after the small flow pump programmable controller 25 receives the codes and the data, Opening the middle-area electromagnetic valve 8 or the low-area electromagnetic valve 9; meanwhile, the received highest water outlet pressure value in each water supply subarea pump set is selected as a target control value of the small flow pump 5, the water outlet pressure measurement value of the water supply subarea is used as a feedback value, the small flow pump programmable controller 25 performs PID operation on the difference between the target control value and the feedback value, the small flow pump frequency converter 26 is controlled to drive the small flow pump motor 27 in the small flow pump 5, the water outlet pressure constant value of the subarea water supply pump set is further controlled, and if the other subarea water supply pump sets receive a starting command code, the pressure reducing valves of the water supply subareas control the constant pressure water supply.
The low zone water supply pump set controller 21, the middle zone water supply pump set controller 22 and the high zone water supply pump set controller 23 respectively collect the water outlet flow values of the low zone flow sensor 17, the middle zone flow sensor 15 and the high zone flow sensor 13 in real time, when the water outlet flow value of a certain zone water supply pump set is greater than 1/3 of the single-pump rated flow value of the zone water supply pump set, the zone water supply pump set controller transmits a switching command to the small flow pump programmable controller 25 through the communication interface 28, and after receiving the switching command, the small flow pump programmable controller 25 controls the zone electromagnetic valve to be closed, and the zone water supply pump set controller controls the zone water supply pump set to supply water to users.
When the water outlet flow value of a certain zone water supply pump group is smaller than 1/3 of the single pump rated flow value of the zone water supply pump group, the zone water supply pump group controller sends a switching command to the small flow pump programmable controller 25 through the communication interface 28, stops the operation of the zone water supply pump group, and switches to the small flow pump 5 to supply water to the user.
The rated flow value of the small flow pump 5 is the sum of 1/3 of the rated flow values of the single pumps of the subarea water supply pump groups, and the lift of the small flow pump 5 is the same as the lift parameter of the high area water supply pump group 4.
In conclusion, the small-flow pump is shared by all the subarea water supply pump groups, and the subarea water supply pump and the small-flow pump 5 are switched to work by comparing the unit flow energy consumption value under the corresponding flow under the condition of small water consumption, so that the water supply energy consumption is greatly reduced when the small-flow water is used, and the equipment cost is low.
Claims (6)
1. The utility model provides a many subregion intelligence frequency conversion water supply installation of high-rise building, including inlet channel (1), low district water supply pump package (2), well district water supply pump package (3), high district water supply pump package (4), little flow pump (5), little flow pump check valve (6), high district solenoid valve (7), well district solenoid valve (8), low district solenoid valve (9), well district relief pressure valve (10), low district relief pressure valve (11), high district pressure sensor (12), high district flow sensor (13), well district pressure sensor (14), well district flow sensor (15), low district pressure sensor (16), low district flow sensor (17), high district outlet pipe (18), well district outlet pipe (19) and low district outlet pipe (20), its characterized in that: the water supply system is characterized in that a water inlet pipeline (1) is respectively connected with a high-region water supply pump set (4), a middle-region water supply pump set (3) and a low-region water supply pump set (2), water outlets of the high-region water supply pump set (4), the middle-region water supply pump set (3) and the low-region water supply pump set (2) are respectively connected with a high-region water outlet pipe (18), a middle-region water outlet pipe (19) and a low-region water outlet pipe (20), the high-region water outlet pipe (18) is sequentially connected with a high-region pressure sensor (12) and a high-region flow sensor (13), the middle-region water outlet pipe (19) is sequentially connected with a middle-region pressure sensor (14) and a middle-region flow sensor (15), and the low-region water outlet; meanwhile, a small flow pump (5) is connected to the water inlet pipeline (1), a water outlet of the small flow pump (5) is connected with a water inlet of a small flow pump check valve (6), and a water outlet of the small flow pump check valve (6) is respectively connected with water inlets of a high region electromagnetic valve (7), a middle region electromagnetic valve (8) and a low region electromagnetic valve (9); the water outlet of the high-region electromagnetic valve (7) is connected with a high-region water outlet pipe (18) between a high-region pressure sensor (12) and a high-region flow sensor (13), the water outlet of the middle-region electromagnetic valve (8) is connected with the water inlet of a middle-region pressure reducing valve (10), the water outlet of the middle-region pressure reducing valve (10) is connected with a middle-region water outlet pipe (19) between a middle-region pressure sensor (14) and a middle-region flow sensor (15), the water outlet of the low-region electromagnetic valve (9) is connected with the water inlet of a low-region pressure reducing valve (11), and the water outlet of the low-region pressure reducing valve (11) is connected with a low-region water outlet pipe (20) between a low-region pressure sensor.
2. The high-rise building multi-partition intelligent frequency conversion water supply device according to claim 1, characterized in that: the system is characterized by further comprising a low-region water supply pump group controller (21), a middle-region water supply pump group controller (22), a high-region water supply pump group controller (23) and a small-flow pump programmable controller (25), wherein the small-flow pump programmable controller (25) is respectively connected with a touch screen (24), a small-flow pump frequency converter (26), a high-region electromagnetic valve coil (29), a middle-region electromagnetic valve coil (30) and a low-region electromagnetic valve coil (31), the small-flow pump frequency converter (26) is connected with the small-flow pump motor (27), the small-flow pump motor (27) is a built-in motor of the small-flow pump (5), and the high-region electromagnetic valve coil (29), the middle-region electromagnetic valve coil (30) and the low-region electromagnetic valve coil (31) are respectively built-in coils of the high-region electromagnetic valve (7), the middle-region electromagnetic valve (8) and the low-region electromagnetic valve (9); meanwhile, the small-flow pump programmable controller (25) is respectively connected with a low-zone water supply pump group controller (21), a middle-zone water supply pump group controller (22) and a high-zone water supply pump group controller (23) through a communication interface (28), the low-zone water supply pump group controller (21) is respectively connected with a low-zone pressure sensor (16) and a low-zone flow sensor (17), the middle-zone water supply pump group controller (22) is respectively connected with a middle-zone pressure sensor (14) and a middle-zone flow sensor (15), and the high-zone water supply pump group controller (23) is respectively connected with a high-zone pressure sensor (12) and a high-zone flow sensor (13).
3. A high-rise building multi-partition intelligent frequency conversion water supply control method based on the high-rise building multi-partition intelligent frequency conversion water supply device of claim 1 or 2, characterized by comprising the following steps: firstly, setting water outlet pressure values and single-pump rated flow values required by each subarea water supply pump group through a touch screen (24), when a low-zone water supply pump group controller (21), a middle-zone water supply pump group controller (22) or a high-zone water supply pump group controller (23) has a starting command, transmitting a water supply pump group code, a starting command code and a water outlet pressure value of the subarea to a small-flow pump programmable controller (25) through a communication interface (28) by the low-zone water supply pump group controller (21), the middle-zone water supply pump group controller (22) or the high-zone water supply pump group controller (23), and after receiving the codes and data, driving a corresponding high-zone electromagnetic valve coil (29), a middle-zone electromagnetic valve coil (30) or a low-zone electromagnetic valve coil (31) according to the water supply pump group code and the starting command code, and further controlling a high-zone electromagnetic valve (7), Opening the middle-area electromagnetic valve (8) or the low-area electromagnetic valve (9); meanwhile, the received highest water outlet pressure value in each water supply subarea pump set is selected as a target control value of the small flow pump (5), the water outlet pressure measurement value of the water supply subarea is used as a feedback value, the small flow pump programmable controller (25) performs PID operation on the difference between the target control value and the feedback value, the small flow pump frequency converter (26) is controlled to drive a small flow pump motor (27) in the small flow pump (5), and further the water outlet pressure constant value of the subarea water supply pump set is controlled, and if the other subarea water supply pump sets receive a starting command code, the pressure reducing valves of the water supply subareas control constant-pressure water supply.
4. The high-rise building multi-partition intelligent variable-frequency water supply control method according to claim 3, characterized in that: the low-zone water supply pump set controller (21), the middle-zone water supply pump set controller (22) and the high-zone water supply pump set controller (23) respectively collect water outlet flow values of a low-zone flow sensor (17), a middle-zone flow sensor (15) and a high-zone flow sensor (13) in real time, when the water outlet flow value of a certain zone water supply pump set is larger than 1/3 of the single-pump rated flow value of the zone water supply pump set, the zone water supply pump set controller transmits a switching command to the small-flow pump programmable controller (25) through the communication interface (28), and after receiving the switching command, the small-flow pump programmable controller (25) controls the zone electromagnetic valve to be closed and controls the zone water supply pump set controller to supply water to users.
5. The high-rise building multi-partition intelligent variable-frequency water supply control method according to claim 3, characterized in that: when the water outlet flow value of a certain zone water supply pump group is smaller than 1/3 of the single pump rated flow value of the zone water supply pump group, the zone water supply pump group controller sends a switching command to the small flow pump programmable controller (25) through the communication interface (28), stops the operation of the zone water supply pump group and switches to the small flow pump (5) to supply water to a user.
6. The high-rise building multi-partition intelligent variable-frequency water supply control method according to claim 3, characterized in that: the rated flow value of the small flow pump (5) is the sum of 1/3 of the rated flow values of the single pumps of the subarea water supply pump groups, and the lift of the small flow pump (5) is the same as the lift parameter of the high area water supply pump group (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011186141.9A CN112177102A (en) | 2020-10-29 | 2020-10-29 | High-rise building multi-partition intelligent variable-frequency water supply device and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011186141.9A CN112177102A (en) | 2020-10-29 | 2020-10-29 | High-rise building multi-partition intelligent variable-frequency water supply device and control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112177102A true CN112177102A (en) | 2021-01-05 |
Family
ID=73916714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011186141.9A Pending CN112177102A (en) | 2020-10-29 | 2020-10-29 | High-rise building multi-partition intelligent variable-frequency water supply device and control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112177102A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112956402A (en) * | 2021-01-31 | 2021-06-15 | 罗瑛赢 | Agricultural irrigation device and irrigation method |
| CN114263244A (en) * | 2022-01-25 | 2022-04-01 | 中韩杜科泵业(湖州)有限公司 | Intelligent water-saving and electricity-saving multi-time water supply equipment |
-
2020
- 2020-10-29 CN CN202011186141.9A patent/CN112177102A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112956402A (en) * | 2021-01-31 | 2021-06-15 | 罗瑛赢 | Agricultural irrigation device and irrigation method |
| CN112956402B (en) * | 2021-01-31 | 2024-02-13 | 罗瑛赢 | Agricultural irrigation device and irrigation method |
| CN114263244A (en) * | 2022-01-25 | 2022-04-01 | 中韩杜科泵业(湖州)有限公司 | Intelligent water-saving and electricity-saving multi-time water supply equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112177102A (en) | High-rise building multi-partition intelligent variable-frequency water supply device and control method | |
| CN109838876B (en) | Group control management system for central air-conditioning refrigerating machine room | |
| CN108842857B (en) | Self-learning intelligent peak regulation secondary water supply system and control method thereof | |
| CN104235090B (en) | Negative feedback hydraulic system and rotary drilling rig | |
| CN108869860B (en) | Opening control system and method of intelligent temperature control valve | |
| CN104674894A (en) | Partition water supply system and method | |
| CN213597107U (en) | Multi-partition intelligent variable-frequency water supply device for high-rise building | |
| CN103822330A (en) | Far-end intelligent energy-saving control system and method for central air-conditioner | |
| CN103031957B (en) | Control system and method for concrete machine | |
| CN107305055A (en) | A kind of frequency-changing control system of water pump of central air conditioner | |
| CN103388871B (en) | Multi-connected air conditioning system and control method of four-season operation mode thereof | |
| CN211781362U (en) | Heating system | |
| CN202613683U (en) | Central air-conditioning water pump motor controller and central air-conditioning refrigeration station system | |
| CN210373656U (en) | Water distributing and collecting device and heat pump hot water system | |
| CN106352488A (en) | Method and device for opening control over multi-split air conditioner and multi-split air conditioner | |
| CN206817175U (en) | Multi-quantity air compression station networking control device | |
| CN103206433B (en) | A kind of hydraulic pressure group control energy-saving system | |
| CN112609773B (en) | Remote operation parameter regulating and controlling method for constant-pressure water supply system application | |
| CN203837197U (en) | Central air-conditioner remote intelligent energy-saving control system | |
| CN209085000U (en) | A kind of central air-conditioning heat pump system energy-saving controller | |
| CN110966794B (en) | Heat pump system, air conditioner and control method of heat pump system | |
| CN202101372U (en) | Double-compressor refrigerating system and energy-saving optimizer thereof | |
| CN215723773U (en) | Supply and demand integrated shared building group regional energy control system | |
| CN110565735A (en) | Variable pressure water supply equipment with high-level energy storage and intelligent sensing functions | |
| CN110284555A (en) | A kind of tired water system of more pumps zero and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |