CN106149805A - A kind of micro power is without negative pressure stabilizing compensation system - Google Patents
A kind of micro power is without negative pressure stabilizing compensation system Download PDFInfo
- Publication number
- CN106149805A CN106149805A CN201610710218.5A CN201610710218A CN106149805A CN 106149805 A CN106149805 A CN 106149805A CN 201610710218 A CN201610710218 A CN 201610710218A CN 106149805 A CN106149805 A CN 106149805A
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- pressure
- pump
- monitoring device
- pressure monitoring
- compensation system
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- 230000000087 stabilizing effect Effects 0.000 title claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 78
- 238000012806 monitoring device Methods 0.000 claims abstract description 69
- 238000000034 method Methods 0.000 claims description 7
- 238000012544 monitoring process Methods 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 230000000284 resting effect Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 abstract description 3
- 239000013589 supplement Substances 0.000 abstract description 3
- 230000007423 decrease Effects 0.000 description 4
- 238000004134 energy conservation Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036772 blood pressure Effects 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000007958 sleep Effects 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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
- E03B7/04—Domestic or like local 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
- E03B11/02—Arrangements or adaptations of tanks for water supply for domestic or like local water supply
- E03B11/06—Arrangements or adaptations of tanks for water supply for domestic or like local water supply with air regulators
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B5/00—Use of pumping plants or installations; Layouts thereof
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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- 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 Fluid Pressure (AREA)
Abstract
The invention discloses a kind of micro power without negative pressure stabilizing compensation system, including miniature immersible pump, miniature immersible pump is arranged in immersible pump fixing device, immersible pump fixing device is arranged in water gathering tube, the entrance point of water inlet gathering tube is connected to steady-flow tank, the entrance point of steady-flow tank is connected to water inlet pipe, and water inlet pipe is provided with the first pressure monitoring device；The port of export of described miniature immersible pump is connected to water supply network by pipeline, is also equipped with main pump and auxiliary pump, water supply network is provided with the second pressure monitoring device and the 3rd pressure monitoring device between water inlet gathering tube and water supply network；Described micro power, without negative pressure stabilizing compensation system, also includes PLC and converter, and PLC connects miniature immersible pump, main pump and auxiliary pump through Frequency Converter Control, and the first pressure monitoring device, the second pressure monitoring device and the 3rd equal communication of pressure monitoring device are connected to PLC.This system supplements ductwork pressure by miniature immersible pump, extends the service life of auxiliary pump, and efficient energy-saving.
Description
Technical field
The present invention relates to secondary constant pressure water supply equipment technical field, specifically a kind of micro power is without negative pressure stabilizing compensation system
System.
Background technology
Control mode for secondary constant pressure water supply equipment has a lot, they all have soft open, pressure of supply water is stable, energy-conservation
Etc. plurality of advantages, improve the reliability of secondary water-supply equipment, preferably ensure the water safety of user.Common supply equipment
Water pump collocation be two main pumps, main pump adds an auxiliary pump, two main pumps add one or more auxiliary pump, three main pumps or many
Individual main pump adds one or more auxiliary pump, and the collocation of auxiliary pump is plus frequent with the use of, it is to avoid main pump of device sleeps technology
Run, reduce water supply cost.But the variation in water pressure interval of constant pressure water supply can not arrange the least, if the least meeting makes auxiliary pumping frequency numerous
Start and stop, energy consumption waste is bigger；If arranging too big, external pressure fall off rate is too fast, makes water pressure fluctuations bigger, it is impossible to meet more excellent
The constant pressure water supply of matter, does not more reach the stability in use requirement of user.
Summary of the invention
It is an object of the invention to provide a kind of micro power without negative pressure stabilizing compensation system, to solve in above-mentioned background technology
The problem proposed.
For achieving the above object, the present invention provides following technical scheme:
A kind of micro power is without negative pressure stabilizing compensation system, including miniature immersible pump；Described miniature immersible pump is arranged on diving
In pump fixing device, immersible pump fixing device is arranged in water gathering tube, and the entrance point of water inlet gathering tube is connected to steady-flow tank,
The entrance point of steady-flow tank is connected to water inlet pipe, and described water inlet pipe is provided with the first pressure monitoring device；Described miniature immersible pump
The port of export be connected to water supply network by pipeline, be also installed in parallel between described water inlet gathering tube and water supply network main pump and
Auxiliary pump；Second pressure monitoring device and the 3rd pressure monitoring device are installed on described water supply network；Described micro power is without negative pressure
Stabilizing compensation system, also includes PLC and converter, and PLC connects miniature immersible pump, main pump and auxiliary pump through Frequency Converter Control, first
Pressure monitoring device, the second pressure monitoring device and the 3rd equal communication of pressure monitoring device are connected to PLC.
As the further scheme of the present invention: be provided with non-return on the pipeline between described miniature immersible pump and water supply network
Valve.
As the present invention further scheme: described main pump has two, and auxiliary pump has one.
As the present invention further scheme: described micro power, without negative pressure stabilizing compensation system, also includes man machine interface,
Man machine interface is connected to PLC.
As the present invention further scheme: described first pressure monitoring device is distance-transmission pressure gauge.
As the present invention further scheme: described second pressure monitoring device is electro connecting pressure gauge.
As the present invention further scheme: described 3rd pressure monitoring device is distance-transmission pressure gauge.
As the present invention further scheme: being removed by described water inlet gathering tube, immersible pump fixing device is arranged on surely
In stream tank, the port of export of miniature immersible pump is connected to water supply network by pipeline.
As the present invention further scheme: being removed by described water inlet gathering tube, immersible pump fixing device is arranged on surely
Outside stream tank, the entrance end of miniature immersible pump is connected to steady-flow tank, and the port of export of miniature immersible pump is connected to feedwater by pipeline
Pipe network.
As the present invention further scheme: described micro power is without the method for work of negative pressure stabilizing compensation system, step
As follows:
1) operator is inputted by man machine interface or revises setup pressure value；
2) PLC control main pump is with frequency conversion current-limited startup, simultaneously the second pressure monitoring device and the 3rd pressure monitoring device prison
Survey the pressure of water supply network, and the pressure data of acquisition is sent to PLC, if main pump is before reaching the frequency high limit set, the
The actual pressure value that two pressure monitoring devices and the 3rd pressure monitoring device feedback come has reached setup pressure value, then main pump
Quit work, and carry out step 4), if main pump is prescribed a time limit at the frequency height reaching to set, the second pressure monitoring device and the 3rd pressure
The actual pressure value that monitoring device feedback comes is not reaching to setup pressure value, then carry out step 3)；
3) main pump is transferred to power frequency operation by converting operation, and PLC controls auxiliary pump startup simultaneously, until actual pressure value reaches to set
Fixed force value, main pump quits work, and within the time set, actual pressure value keeps constant, and the most auxiliary pump also quits work；
4) system enters resting state, and the second pressure monitoring device and the 3rd pressure monitoring device continue to monitor water supply network
Pressure change, and the pressure data of acquisition is sent to PLC；
5) carrying out step 4) during, when water supply network pressure occur decline, then PLC to pressure data at
Reason, and obtain pressure drop and pressure drop rate；
6) pressure drop and pressure drop rate are judged, if pressure drop is less than the first setting value or pressure
Fall off rate less than the first setting speed, then carries out step 7), otherwise carry out step 8)；
7) miniature immersible pump, main pump and auxiliary pump attonity are started；
8) judge whether whether pressure drop be less than the second setting speed less than the second setting value or pressure drop rate,
The most then carry out step 9), otherwise, carry out step 10)；
9) starting auxiliary pump, miniature immersible pump time delay performs stopping action；
10) starting main pump, auxiliary pump time delay performs stopping action；
11) actual pressure value reaches the force value set, and main pump quits work, and returns step 4).
Compared with prior art, the invention has the beneficial effects as follows:
This micro power is without negative pressure stabilizing compensation system, when water supply network falling pressure value is less than the first setting value or decline
When speed is less than the first setting speed, system start-up miniature immersible pump supplements ductwork pressure, plays the effect of constant voltage, pressurize, from
And decrease the frequent starting of auxiliary pump, extend the service life of auxiliary pump, further, since miniature immersible pump is much smaller than the merit of auxiliary pump
Rate, therefore this system is more energy-conservation, efficient, stable.
Accompanying drawing explanation
Fig. 1 is embodiment 1 micro power structural representation without negative pressure stabilizing compensation system.
Fig. 2 is embodiment 2 micro power structural representation without negative pressure stabilizing compensation system.
Fig. 3 is embodiment 3 micro power structural representation without negative pressure stabilizing compensation system.
In figure: 1-water inlet pipe, 2-the first pressure monitoring device, 3-steady-flow tank, 4-water inlet gathering tube, 5-miniature immersible pump,
The auxiliary pump of 6-main pump, 7-, 8-check-valves, 9-water supply network, 10-the second pressure monitoring device, 11-the 3rd pressure monitoring device, 12-
Switch board, 13-man machine interface, 14-PLC, 15-converter.
Detailed description of the invention
Below in conjunction with detailed description of the invention, technical scheme is described in more detail.
Embodiment 1
Referring to Fig. 1, a kind of micro power is without negative pressure stabilizing compensation system, including miniature immersible pump 5；Described miniature immersible pump
5 are arranged in immersible pump fixing device, and immersible pump fixing device is arranged in water gathering tube 4, the entrance point of water inlet gathering tube 4
Being connected to steady-flow tank 3, the entrance point of steady-flow tank 3 is connected to water inlet pipe 1, water in water inlet pipe 1 enters steady-flow tank 3, steady-flow tank 3
Interior water enters in water inlet gathering tube 4, and described water inlet pipe 1 is provided with the first pressure monitoring device 2, the first pressure monitoring device
2 for monitoring the hydraulic pressure in water inlet pipe 1, and the type of the first pressure monitoring device 2 is without restriction, in the present embodiment, it is preferred that institute
Stating the first pressure monitoring device 2 is distance-transmission pressure gauge；The port of export of described miniature immersible pump 5 is connected to water supply network by pipeline
Being provided with check-valves 8 on pipeline between 9, and miniature immersible pump 5 and water supply network 9, check-valves 8 is used for avoiding aqueous reflux, institute
Stating into being also installed in parallel main pump 6 and auxiliary pump 7 between water gathering tube 4 and water supply network 9, the quantity of main pump 6 and auxiliary pump 7 is not added with limit
System, according to the actual requirements depending on, in the present embodiment, described main pump 6 has two, and auxiliary pump 7 has one；Described water supply network 9
On the second pressure monitoring device 10 and the 3rd pressure monitoring device 11 be installed, the second pressure monitoring device 10 and the 3rd pressure prison
The type surveying device 11 is without restriction, in the present embodiment, it is preferred that described second pressure monitoring device 10 is electric contact pressure
Table, described 3rd pressure monitoring device 11 is distance-transmission pressure gauge；
Described micro power, without negative pressure stabilizing compensation system, also includes PLC 14 and converter 15, and PLC 14 is through converter 15
Control to connect miniature immersible pump 5, main pump 6 and auxiliary pump 7, the first pressure monitoring device the 2, second pressure monitoring device 10 and the 3rd pressure
The equal communication of power monitoring device 11 is connected to PLC 14, the first pressure monitoring device the 2, second pressure monitoring device 10 and the 3rd pressure
Monitoring device 11 is respectively used to monitor pressure and the pressure of water supply network 9 of water inlet pipe 1, and is sent to by the pressure data of acquisition
The pressure data obtained is processed by PLC 14, PLC 14, and controls miniature immersible pump 5, main pump 6 and according to result
The running status of auxiliary pump 7；Described micro power, without negative pressure stabilizing compensation system, also includes that man machine interface 13, man machine interface 13 connect
To PLC 14, man machine interface 13 is for showing this micro power running state information without negative pressure stabilizing compensation system, and operator
PLC 14 can be sent control instruction, to control this micro power fortune without negative pressure stabilizing compensation system by man machine interface 13
OK.
The operation principle of the present invention is: water is in water inlet pipe 1 enters steady-flow tank 3, and the water in steady-flow tank 3 enters water inlet and converges
In house steward 4, the water in water inlet gathering tube 4 is delivered to water supply network 9, the first pressure monitoring by miniature immersible pump 5, main pump 6 and auxiliary pump 7
Device 2 is for monitoring the hydraulic pressure in water inlet pipe 1, and the second pressure monitoring device 10 and the 3rd pressure monitoring device 11 are given for monitoring
The pressure of grid 9, first pressure monitoring device the 2, second pressure monitoring device 10 and the 3rd pressure monitoring device 11 will obtain
Pressure data be sent to PLC 14, PLC 14 to obtain pressure data process, and according to result coordinate control
Miniature immersible pump 5 processed, main pump 6 and the running status of auxiliary pump 7, by the compensating action of miniature immersible pump 5, reduce main pump 6 and auxiliary
The number of starts of pump 7, reaches energy-conservation purpose on the basis of ensureing pressure stability.
Described micro power is without the method for work of negative pressure stabilizing compensation system, and step is as follows:
1) operator is inputted by man machine interface 13 or is revised setup pressure value；
2) PLC 14 controls main pump 6 with frequency conversion current-limited startup, the second pressure monitoring device 10 and the 3rd pressure monitoring simultaneously
Device 11 monitors the pressure of water supply network 9, and the pressure data of acquisition is sent to PLC 14, if main pump 6 is reaching setting
Before frequency high limit, the actual pressure value that the second pressure monitoring device 10 and the 3rd pressure monitoring device 11 feedback come has reached
Setup pressure value, then main pump 6 quits work, and carries out step 4), if main pump 6 is prescribed a time limit at the frequency height reaching to set, the second pressure
The actual pressure value that power monitoring device 10 and the 3rd pressure monitoring device 11 feedback come is not reaching to setup pressure value, then carry out
Step 3)；
3) main pump 6 is transferred to power frequency operation by converting operation, and PLC 14 controls auxiliary pump 7 and starts simultaneously, until actual pressure value
Reaching the force value set, main pump 6 quits work, and within the time set, actual pressure value keeps constant, and the most auxiliary pump 7 also stops
Work；
4) system enters resting state, and the second pressure monitoring device 10 and the 3rd pressure monitoring device 11 continue to monitor feedwater
The pressure change of pipe network 9, and the pressure data of acquisition is sent to PLC 14；
5) step 4 is being carried out) during, when declining occurs in the pressure of water supply network 9, then pressure data is entered by PLC 14
Row processes, and obtains pressure drop and pressure drop rate；
6) pressure drop and pressure drop rate are judged, if pressure drop is less than the first setting value or pressure
Fall off rate less than the first setting speed, then carries out step 7), otherwise carry out step 8)；
7) miniature immersible pump 5, main pump 6 and auxiliary pump 7 attonity are started；
8) judge whether whether pressure drop be less than the second setting speed less than the second setting value or pressure drop rate,
The most then carry out step 9), otherwise, carry out step 10)；
9) starting auxiliary pump 7, miniature immersible pump 5 time delay performs stopping action；
10) starting main pump 6, auxiliary pump 7 time delay performs stopping action；
11) actual pressure value reaches the force value set, and main pump 6 quits work, and returns step 4).
From above-mentioned micro power without the method for work of negative pressure stabilizing compensation system it can be seen that when 9 times blood pressure lowerings of water supply network
When force value sets speed less than the first setting value or fall off rate less than first, system start-up miniature immersible pump 5 supplements pipe network
Pressure, plays the effect of constant voltage, pressurize, thus decreases the frequent starting of auxiliary pump 7, owing to miniature immersible pump 5 is much smaller than auxiliary pump 7
Power, and then make system more energy-conservation, efficient, stable.
Embodiment 2
Referring to Fig. 2, gathering tube 4 of intaking removed described in embodiment 1, immersible pump fixing device is arranged on steady-flow tank 3
In, the port of export of miniature immersible pump 5 is connected to water supply network 9 by pipeline, and other are same as in Example 1.
Embodiment 3
Please participate in Fig. 3, gathering tube 4 of intaking be removed described in embodiment 1, immersible pump fixing device is arranged on steady-flow tank 3
Outward, the entrance end of miniature immersible pump 5 is connected to steady-flow tank 3, and the port of export of miniature immersible pump 5 is connected to feed pipe by pipeline
Net 9, other are same as in Example 1.
Above the better embodiment of the present invention is explained in detail, but the present invention is not limited to above-mentioned embodiment party
Formula, in the ken that one skilled in the relevant art is possessed, it is also possible on the premise of without departing from present inventive concept
Various changes can be made.
Claims (10)
1. a micro power is without negative pressure stabilizing compensation system, it is characterised in that include miniature immersible pump (5)；Described Miniature submersible
Pump (5) is arranged in immersible pump fixing device, and immersible pump fixing device is arranged in water gathering tube (4), water inlet gathering tube (4)
Entrance point be connected to steady-flow tank (3), the entrance point of steady-flow tank (3) is connected to water inlet pipe (1), and described water inlet pipe (1) is upper to be arranged
There is the first pressure monitoring device (2)；The port of export of described miniature immersible pump (5) is connected to water supply network (9) by pipeline, described
Main pump (6) and auxiliary pump (7) also it has been installed in parallel between water inlet gathering tube (4) and water supply network (9)；On described water supply network (9)
Second pressure monitoring device (10) and the 3rd pressure monitoring device (11) are installed；Described micro power is without negative pressure stabilizing compensation system
System, also includes PLC (14) and converter (15), and PLC (14) controls to connect miniature immersible pump (5), main pump (6) through converter (15)
With auxiliary pump (7), the first pressure monitoring device (2), the second pressure monitoring device (10) and the 3rd pressure monitoring device (11) are the most logical
News are connected to PLC (14).
Micro power the most according to claim 1 is without negative pressure stabilizing compensation system, it is characterised in that described miniature immersible pump
(5) check-valves (8) it is provided with on the pipeline and between water supply network (9).
Micro power the most according to claim 2 is without negative pressure stabilizing compensation system, it is characterised in that described main pump (6) has
Two, auxiliary pump (7) has one.
Micro power the most according to claim 3 is without negative pressure stabilizing compensation system, it is characterised in that described micro power is without negative pressure
Stabilizing compensation system, also includes that man machine interface (13), man machine interface (13) are connected to PLC (14).
Micro power the most according to claim 4 is without negative pressure stabilizing compensation system, it is characterised in that described first pressure monitoring
Device (2) is distance-transmission pressure gauge.
Micro power the most according to claim 5 is without negative pressure stabilizing compensation system, it is characterised in that described second pressure monitoring
Device (10) is electro connecting pressure gauge.
Micro power the most according to claim 6 is without negative pressure stabilizing compensation system, it is characterised in that described 3rd pressure monitoring
Device (11) is distance-transmission pressure gauge.
Micro power the most according to claim 7 is without negative pressure stabilizing compensation system, it is characterised in that by described water inlet gathering tube
(4) remove, in immersible pump fixing device is arranged on steady-flow tank (3), the port of export of miniature immersible pump (5) by pipeline be connected to
Grid (9).
Micro power the most according to claim 7 is without negative pressure stabilizing compensation system, it is characterised in that by described water inlet gathering tube
(4) removing, immersible pump fixing device is arranged on steady-flow tank (3) outward, and the entrance end of miniature immersible pump (5) is connected to steady-flow tank
(3), the port of export of miniature immersible pump (5) is connected to water supply network (9) by pipeline.
10. according to the micro power described in claim 7 or 8 or 9 without negative pressure stabilizing compensation system, it is characterised in that described fine motion
Power is without the method for work of negative pressure stabilizing compensation system, and step is as follows:
1) operator is inputted by man machine interface (13) or is revised setup pressure value；
2) PLC (14) control main pump (6) is with frequency conversion current-limited startup, the second pressure monitoring device (10) and the 3rd pressure monitoring simultaneously
The pressure of device (11) monitoring water supply network (9), and the pressure data of acquisition is sent to PLC (14), if main pump (6) is reaching
Before the frequency high limit set, the second pressure monitoring device (10) and the 3rd pressure monitoring device (11) feed back the actual pressure come
Value has reached setup pressure value, then main pump (6) quits work, and carries out step 4), if main pump (6) is in the frequency reaching setting
In limited time, the actual pressure value that the second pressure monitoring device (10) and the 3rd pressure monitoring device (11) feedback come is not reaching to height
Setup pressure value, then carry out step 3)；
3) main pump (6) is transferred to power frequency operation by converting operation, and PLC (14) controls auxiliary pump (7) startup simultaneously, until actual pressure value
Reaching the force value set, main pump (6) quits work, and within the time set, actual pressure value keeps constant, and the most auxiliary pump (7) is also
Quit work；
4) system enters resting state, and the second pressure monitoring device (10) and the 3rd pressure monitoring device (11) continue to monitor feedwater
The pressure change of pipe network (9), and the pressure data of acquisition is sent to PLC (14)；
5) step 4 is being carried out) during, when declining occurs in the pressure of water supply network (9), then pressure data is entered by PLC (14)
Row processes, and obtains pressure drop and pressure drop rate；
6) pressure drop and pressure drop rate are judged, if pressure drop declines less than the first setting value or pressure
Speed less than the first setting speed, then carries out step 7), otherwise carry out step 8)；
7) miniature immersible pump (5), main pump (6) and auxiliary pump (7) attonity are started；
8) judge whether whether pressure drop set speed less than second less than the second setting value or pressure drop rate, if
It is then to carry out step 9), otherwise, carry out step 10)；
9) starting auxiliary pump (7), miniature immersible pump (5) time delay performs stopping action；
10) starting main pump (6), auxiliary pump (7) time delay performs stopping action；
11) actual pressure value reaches the force value set, and main pump (6) quits work, and returns step 4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610710218.5A CN106149805A (en) | 2016-08-24 | 2016-08-24 | A kind of micro power is without negative pressure stabilizing compensation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610710218.5A CN106149805A (en) | 2016-08-24 | 2016-08-24 | A kind of micro power is without negative pressure stabilizing compensation system |
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| CN106149805A true CN106149805A (en) | 2016-11-23 |
Family
ID=57342551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610710218.5A Pending CN106149805A (en) | 2016-08-24 | 2016-08-24 | A kind of micro power is without negative pressure stabilizing compensation system |
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|---|---|---|---|---|
| CN201347566Y (en) * | 2008-12-18 | 2009-11-18 | 广州市高级技工学校 | Variable frequency constant-pressure water-supplying automatic control system |
| CN102367675A (en) * | 2011-12-06 | 2012-03-07 | 上海成峰流体设备有限公司 | Tank-type low energy consumption pipe network pressure-superposed water supply equipment and method |
| CN102465547A (en) * | 2010-11-09 | 2012-05-23 | 重庆成峰二次供水设备有限责任公司 | Control system of one-frequency one-pump constant pressure water supply equipment |
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| KR101609639B1 (en) * | 2015-02-04 | 2016-04-07 | 윌로펌프 주식회사 | Mehtod for controlling hybrid water supply system |
| CN205314168U (en) * | 2015-12-10 | 2016-06-15 | 厦门海源泵业有限公司 | Pump water supply installation in box no negative pressure silence pipe of intelligent regulation water tank water demand |
| CN206396833U (en) * | 2016-08-24 | 2017-08-11 | 重庆成峰二次供水设备有限责任公司 | A kind of microkinetic is without negative pressure stabilizing compensation system |
-
2016
- 2016-08-24 CN CN201610710218.5A patent/CN106149805A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201347566Y (en) * | 2008-12-18 | 2009-11-18 | 广州市高级技工学校 | Variable frequency constant-pressure water-supplying automatic control system |
| CN102465547A (en) * | 2010-11-09 | 2012-05-23 | 重庆成峰二次供水设备有限责任公司 | Control system of one-frequency one-pump constant pressure water supply equipment |
| CN102367675A (en) * | 2011-12-06 | 2012-03-07 | 上海成峰流体设备有限公司 | Tank-type low energy consumption pipe network pressure-superposed water supply equipment and method |
| KR101609639B1 (en) * | 2015-02-04 | 2016-04-07 | 윌로펌프 주식회사 | Mehtod for controlling hybrid water supply system |
| CN204715464U (en) * | 2015-05-07 | 2015-10-21 | 辽宁国瑞达市政工程有限公司 | Intelligent constant-voltage water management system |
| CN205314168U (en) * | 2015-12-10 | 2016-06-15 | 厦门海源泵业有限公司 | Pump water supply installation in box no negative pressure silence pipe of intelligent regulation water tank water demand |
| CN206396833U (en) * | 2016-08-24 | 2017-08-11 | 重庆成峰二次供水设备有限责任公司 | A kind of microkinetic is without negative pressure stabilizing compensation system |
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Effective date of abandoning: 20190104 |