CN106468065B - Folded pressurization water feeding method - Google Patents
Folded pressurization water feeding method Download PDFInfo
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- CN106468065B CN106468065B CN201610988275.XA CN201610988275A CN106468065B CN 106468065 B CN106468065 B CN 106468065B CN 201610988275 A CN201610988275 A CN 201610988275A CN 106468065 B CN106468065 B CN 106468065B
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- water
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- pump group
- pressurization
- pressurization pump
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Classifications
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B1/00—Methods or layout of installations for water supply
-
- 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
- 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
-
- 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, 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, 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
Abstract
The invention discloses the folded pressurization water feeding methods of one kind, which includes: water inlet pipe, are used to be connected to water supply network；Outlet pipe is used to be connected to with pipe network；Water tank, water inlet are connected to the water inlet pipe；Flow slowly tank, and water outlet is connected to the outlet pipe；Reversal valve, two entrance is corresponding with the water outlet of the water tank and the water inlet pipe respectively to be connected to one by one, is exported and is connected to the water inlet of unhurried current tank；First pressurization pump group is set on the pipeline for being connected to the water tank and reversal valve；Second pressurization pump group is set on the water outlet pipeline of the unhurried current tank；Central control system, the reversal valve, the first pressurization pump group and the second pressurization pump group receive the control of the central control system.Folded pressurization water feeding method provided by the invention, is provided simultaneously with the hardware configuration of water tank constant pressure water supply equipment and non-negative pressure water-supply device, while solving the shortcoming of water tank constant pressure water supply equipment and non-negative pressure water-supply device.
Description
Technical field
The present invention relates to hydrotechnies, and in particular to the folded pressurization water feeding method of one kind.
Background technique
In water system, municipal network water supply and family or industry and commerce are filled with water supply among one is provided between pipe network
It sets, which uses water state for being converted to the state of water flow from municipal water supply state.
Intermediate water supply device common in the art is divided into water tank constant pressure water supply equipment and non-negative pressure water-supply device.Water tank
Constant pressure water supply equipment includes water tank, pump group pipeline and electrical control gear, water tank and is directly connected to municipal network water supply, is led to
Water pump direct weighting is crossed to supply water for user, water storage device of the water tank as this water system, guarantee when ductwork pressure is low,
And the uninterrupted water supply of water use peak phase；Non-negative pressure water-supply device includes unhurried current tank, pump group pipeline, electrical control gear, is delayed
Stream tank is directly connected to municipal network water supply, and unhurried current tank can effectively utilize the water flow pressure of municipal network water supply, pump group pipeline
Relay pressurizing on the basis of municipal network water supply pressure, to reduce the energy consumption of pump group pipeline.
It is in place of the deficiencies in the prior art, the energy consumption of water tank constant pressure water supply equipment is larger, fails that water administration is made full use of to supply
The water flow pressure of pipe network, and non-negative pressure water-supply device is difficult to ensure constant pressure of supply water in the water use peak phase, water pressure fluctuations
It is excessive.
Summary of the invention
The object of the present invention is to provide the folded pressurization water feeding methods of one kind, to solve water tank constant pressure water supply equipment in the prior art
With the shortcoming of non-negative pressure water-supply device.
To achieve the goals above, the invention provides the following technical scheme:
The folded pressurization waterworks of one kind, comprising:
Water inlet pipe is used to be connected to water supply network；
Outlet pipe is used to be connected to with pipe network；
Water tank, water inlet are connected to the water inlet pipe；
Flow slowly tank, and water outlet is connected to the outlet pipe；
Reversal valve, two entrance is corresponding with the water outlet of the water tank and the water inlet pipe respectively to be connected to one by one,
It exports and is connected to the water inlet of the unhurried current tank；
First pressurization pump group, is set on the pipeline for being connected to the water tank and reversal valve；
Second pressurization pump group is set on the water outlet pipeline of the unhurried current tank；
Central control system, the reversal valve, the first pressurization pump group and the second pressurization pump group receive the central control system
Control.
Above-mentioned folded pressurization waterworks, further includes:
First pressure sensor is set in the water inlet pipe；
Second pressure sensor is set in the unhurried current tank；
Third pressure sensor is set in the outlet pipe；
The first pressure sensor, second pressure sensor and third pressure sensor are logical with the central control system
Letter connection, the central control system is according to the first pressure sensor, second pressure sensor and third pressure sensor
Detected value controls the reversal valve, the first pressurization pump group and the second pressurization pump group respectively.
Above-mentioned folded pressurization waterworks, the second pressurization pump group have multiple, multiple second pressurization pump groups parallel connections
It is arranged, the control of central control system described in each second pressurization pump group individual reception.
Above-mentioned folded pressurization waterworks,
Ball-cock assembly is provided on the water inlet of the water tank；
Flexible duct section is provided on the water outlet pipeline of the unhurried current tank.
The folded pressurization water feeding method of one kind, the folded pressurization water feeding method is based on above-mentioned folded pressurization waterworks comprising
Following steps:
The reversal valve is controlled in the first preset time period to be connected to the water inlet pipe and the unhurried current tank, and starts institute
State the second pressurization pump group；
The reversal valve is controlled in the second preset time period to be connected to the water tank and the unhurried current tank, and starts institute
State the first pressurization pump group and the second pressurization pump group.
The folded pressurization water feeding method of one kind, the folded pressurization water feeding method is based on above-mentioned folded pressurization waterworks comprising
Following steps:
Detect the water outlet detection pressure in the outlet pipe；
It is located in the first discharge pressure section when the water outlet detects pressure, controls the reversal valve to be connected to the water inlet pipe
With the unhurried current tank, and start one it is described second pressurization pump group；
It is located in the second discharge pressure section when the water outlet detects pressure, controls the reversal valve to be connected to the water inlet pipe
With the unhurried current tank, and successively start it is each it is described second pressurization pump group until the water outlet detection pressure stop decline；
It is located in third discharge pressure section when the water outlet detects pressure, controls the reversal valve to be connected to the water tank
With the unhurried current tank, and start it is described first pressurization pump group and one it is described second pressurization pump group；
In above-mentioned steps, the pressure value of the first discharge pressure section, the second discharge pressure section and third discharge pressure section
Range successively declines.
Above-mentioned folded pressurization water feeding method, further comprising the steps of:
Detect the water inlet detection pressure in the water inlet pipe；
When water inlet detection pressure is located in the first intake pressure section, the reversal valve is controlled to be connected to the water inlet
Pipe and the unhurried current tank, and close the first pressurization pump group and the second pressurization pump group；
When water inlet detection pressure is located in the second intake pressure section, the reversal valve is controlled to be connected to the water inlet
Pipe and the unhurried current tank, and start the second pressurization pump group；Or the control reversal valve is to be connected to the water inlet pipe
With the unhurried current tank, and successively start it is each it is described second pressurization pump group until the water outlet detection pressure stop decline；
When water inlet detection pressure is located in third intake pressure section, the reversal valve is controlled to be connected to the water storage
Case and the unhurried current tank, and start the first pressurization pump group and at least one described second pressurization pump group；
In above-mentioned steps, the pressure value of the first intake pressure section, the second intake pressure section and third intake pressure section
Range successively declines.
Above-mentioned folded pressurization water feeding method, further comprising the steps of:
Pressure, the working condition of the reversal valve, institute are detected according to the unhurried current of the water inlet detection pressure, the unhurried current tank
The working condition of the working condition and the second pressurization pump group of stating the first pressurization pump group calculates the water outlet prediction pressure of the outlet pipe
Power compares the water outlet forecast pressure, with the water outlet detection pressure detected to judge the reversal valve, first
Whether pump group of pressurizeing and the second pressurization pump group damage.
Above-mentioned folded pressurization water feeding method, further comprising the steps of:
According to the water inlet detection pressure, the working condition of the reversal valve, the working condition of the first pressurization pump group
The unhurried current forecast pressure for calculating the unhurried current tank carries out the unhurried current forecast pressure with the unhurried current detection pressure detected
Comparison, whether to judge the reversal valve and the first pressurization pump group damage.
In the above-mentioned technical solutions, folded pressurization waterworks provided by the invention, are provided simultaneously with water tank constant pressure water supply equipment
With the hardware configuration of non-negative pressure water-supply device, and using reversal valve the two time realize switch, so can be in municipal water supply
Its pressure is made full use of when pipe network high pressure, can also realize that pressure of supply water is permanent by pressurization pump group in municipal network water supply low pressure
It is fixed, so solve the shortcoming of water tank constant pressure water supply equipment and non-negative pressure water-supply device simultaneously.
Since above-mentioned folded pressurization waterworks have above-mentioned technique effect, the folded pressurization which realizes is given
Water method should also have corresponding technical effect.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only one recorded in the present invention
A little embodiments are also possible to obtain other drawings based on these drawings for those of ordinary skill in the art.
Fig. 1 is the structural schematic diagram of folded pressurization waterworks provided in an embodiment of the present invention；
Fig. 2 is one of the flow diagram of folded pressurization water feeding method provided in an embodiment of the present invention；
Fig. 3 is the two of the flow diagram of folded pressurization water feeding method provided in an embodiment of the present invention；
Fig. 4 is the three of the flow diagram of folded pressurization water feeding method provided in an embodiment of the present invention；
Fig. 5 is the four of the flow diagram of folded pressurization water feeding method provided in an embodiment of the present invention.
Description of symbols:
1, water inlet pipe；2, outlet pipe；3, water tank；4, flow slowly tank；5, reversal valve；6, the first pressurization pump group；7, second adds
Press pump group；8, central control system；9, first pressure sensor；10, second pressure sensor；11, third pressure sensor；12, it floats
Ball valve；13, flexible duct section.
Specific embodiment
In order to make those skilled in the art more fully understand technical solution of the present invention, below in conjunction with attached drawing to this hair
It is bright to be further detailed.
As shown in Figure 1, a kind of folded pressurization waterworks provided in an embodiment of the present invention, comprising: water inlet pipe 1, be used for
Water supply network connection；Outlet pipe 2 is used to be connected to with pipe network；Water tank 3, water inlet are connected to water inlet pipe 1；Unhurried current
Tank 4, water outlet are connected to outlet pipe 2；Reversal valve 5, two entrance are right with the water outlet of water tank 3 and water inlet pipe 1 respectively
It should be connected to one by one, export and be connected to the water inlet of unhurried current tank 4；First pressurization pump group 6, is set to connection water tank 3 and changes
To on the pipeline of valve 5；Second pressurization pump group 7, is set on the water outlet pipeline of unhurried current tank 4；Central control system 8, reversal valve 5,
First pressurization pump group 6 and the second pressurization pump group 7 receive the control of central control system 8.
Specifically, have two water stream channels in folded pressurization waterworks, one is followed successively by water inlet pipe 1, water tank 3, the
One pressurization pump group 6, reversal valve 5, unhurried current tank 4, second pressurization pump group 7 and outlet pipe 2, secondly being followed successively by water inlet pipe 1, commutation
Valve 5, unhurried current tank 4, second pressurize pump group 7 and outlet pipe 2, in above-mentioned two passes, water inlet pipe 1 with water supply network (such as city
Political affairs pipe network) it is connected, to receive the water flow of city planting ductwork, outlet pipe 2 is connected with pipe network such as resident pipe network of registering one's residence, to firmly
Family provides household water.Above-mentioned two water pipes are switched over by reversal valve 5, and reversal valve 5 has two entrances (water inlet
Mouthful), one outlet (water outlet), by control reversal valve 5 to control that entrance and outlet.
Folded pressurization waterworks provided in this embodiment, when the pressure of water supply network is larger, using it is above-mentioned secondly water
Circulation road, i.e. reversal valve 5 are adjusted to connection water inlet pipe 1 and unhurried current tank 4, and close the communicating passage of water tank 3 and the tank 4 that flows slowly,
The high pressure water flow of water supply network is directly entered unhurried current tank 4 at this time, and the tank 4 that so flows slowly can make full use of the pressure of water supply network,
To reduce the pressure of the second pressurization pump group 7, the energy is saved；And when the pressure of water supply network is smaller, such as the use of city planting ductwork
When water peak, using the water stream channel of above-mentioned one, i.e., reversal valve 5 is adjusted to connection water tank 3 and unhurried current tank, and closes water inlet
The communicating passage of pipe 1 and unhurried current tank 4, the water flow of water tank 3 enters unhurried current tank 4 at this time, into unhurried current tank 4 before water flow by the
One pressurization pump group 6 is pressurizeed, and is guaranteed the pressure of water flow by the first pressurization pump group 6, is prevented the low-pressure of water supply network from influencing
The final pressure for using water.Folded pressurization waterworks provided in this embodiment, can artificial hand adjustable change valve 5, in water supply network
Pressure height between switch over manually；It can also automatically adjust, such as the pressurization pump group 6 of reversal valve 5, first and the second force (forcing) pump
Group 7 receives the control of central control system 8, and such as PLC control system, in time rating section, such as daily 17-20 point controls commutation
The connection of valve 5 unhurried current tank and water tank control the connection of reversal valve 5 unhurried current tank and water inlet pipe 1 in remaining time.
In the present embodiment, water inlet pipe 1, water tank 3, pressurization pump group, reversal valve 5, unhurried current tank 4 etc. hardware device are confession
The common device in water field, the present embodiment do not repeat the specific type selecting of each equipment and connection.
Folded pressurization waterworks provided in this embodiment, further, further includes: first pressure sensor 9 is set to
In water inlet pipe 1；Second pressure sensor 10 is set in unhurried current tank 4；Third pressure sensor 11 is set to outlet pipe 2
In；First pressure sensor 9, second pressure sensor 10 and third pressure sensor 11 are communicated to connect with central control system 8,
Central control system 8 is distinguished according to the detected value of first pressure sensor 9, second pressure sensor 10 and third pressure sensor 11
Control the pressurization pump group 6 of reversal valve 5, first and the second pressurization pump group 7.Water inlet pipe 1, unhurried current tank 4 are obtained by pressure sensor
With the water flow pressure at outlet pipe 2, this few place's pressure is obtained with many beneficial effects, first, according to first pressure sensor 9
The pressure of the water inlet pipe 1 of acquisition judges the pressure of water supply network, to control reversal valve 5.Second, according to second pressure sensor
10 obtain the water flow pressure of unhurried current tank 4, so more accurately control reversal valve 5, when 4 pressure of tank that flows slowly is lower,
Water tank connection unhurried current tank 4 can be directly switch to and start the first pressurization pump group 6；Third, according to third pressure sensor 11
The water flow pressure for obtaining outlet pipe 2 can be directly switch to water tank connection unhurried current tank 4 simultaneously when the pressure of outlet pipe 2 is lower
Starting the first pressurization pump group 6, and when the pressure of outlet pipe 2 is higher, it might even be possible to close the second pressurization pump group 7；Fourth, comprehensive root
The operation of each equipment is judged according to the numerical value of first pressure sensor 9, second pressure sensor 10 and third pressure sensor 11
It is as close with the numerical value that third pressure sensor 11 detects in worked as second pressure sensor 10 whether situation and damage, and second
When pump group 7 of pressurizeing is in the open state, it can be determined that the second pressurization pump group 7 has greater probability to damage and can not pressurize.
In the present embodiment, further, second pressurization pump group 7 have it is multiple, it is multiple second pressurization pump groups 7 be arranged in parallel,
The control of each second pressurization, 7 individual reception central control system 8 of pump group, so provides more adjustings for the water flow pressure of outlet pipe 2
Leeway, can pressurize pump group 7 according to the pressure of unhurried current tank 4 and outlet pipe 2 selection starting one or more second, realize water flow pressure
Power more fine-tunes.
In the present embodiment, further, ball-cock assembly 12 is provided on the water inlet of water tank 3；The control storage of ball-cock assembly 12
The water inlet of water tank 3 guarantees persistently to add water when 3 water level of water tank is discontented, and when water is full is automatically closed.Preferably, flow slowly tank 4
Flexible duct section 13 is provided on water outlet pipeline, the effect of flexible duct section 13 is damping, prevents because of the second force (forcing) pump
The vibration of group 7 and bring the vibration of entire water outlet pipeline, reduce the probability of water outlet Pipeline damage.
Folded pressurization waterworks provided in an embodiment of the present invention, are provided simultaneously with water tank constant pressure water supply equipment and non-negative pressure method of water supply
The hardware configuration of equipment, and realized and switched in the two time using reversal valve 5, it can so be filled in municipal network water supply high pressure
Divide and utilize its pressure, can also realize that pressure of supply water is constant by pressurization pump group in municipal network water supply low pressure, so simultaneously
Solves the shortcoming of water tank constant pressure water supply equipment and non-negative pressure water-supply device.
As shown in Fig. 2, the embodiment of the present invention also provides a kind of folded pressurization water feeding method, folded pressurization water feeding method is based on above-mentioned
Folded pressurization waterworks comprising following steps:
101, current time is detected；Specifically, the current time of 8 real-time acquisition system of central control system, in order to guarantee to adjust
Accuracy, central control system 8 can network with timing alignment system time, or artificial timing alignment system time.
102, when current time is in the first preset time period, then reversal valve 5 is controlled to be connected to water inlet pipe 1 and unhurried current tank 4,
And start the second pressurization pump group 7.
Specifically, the first preset time period is the high-voltage operation state of water supply network, the first preset time period is according to daily
Working experience summarize, such as 17 points of 20 points to the second day afternoons of every night, make full use of water supply network at this time
Water flow pressure.
103, reversal valve 5 is controlled in the second preset time period to be connected to water tank 3 and unhurried current tank 4, and starts first and adds
Press pump group 6 and the second pressurization pump group 7.
Specifically, the second preset time period is the low pressure operation state of water supply network, it is at this time the high with water of water supply network
Peak, the water flow pressure of water supply network are not sufficient to provide enough water flow pressures to unhurried current tank 4, and the second preset time period is according to day
Normal working experience is summarized, and such as daily 17 points to 20 points, be at this time that unhurried current tank 4 provides volume by the first pressurization pump group 6
Outer pressure, it is ensured that the pressure with water official website is enough.
Since above-mentioned folded pressurization waterworks have above-mentioned technique effect, the folded pressurization which realizes is given
Water method should also have corresponding technical effect.
As shown in figure 3, the embodiment of the present invention also provides another folded pressurization water feeding method, folded pressurization water feeding method is based on upper
The folded pressurization waterworks stated comprising following steps:
201, the water outlet detected in outlet pipe 2 detects pressure.
Specifically, a third pressure sensor 11 is arranged in outlet pipe 2, examined by third pressure sensor 11
It surveys to obtain the water outlet of water flow in outlet pipe 2 and detect pressure, the present embodiment controls the fortune of whole system by water outlet detection pressure
Row.
202, when water outlet detection pressure is located in the first discharge pressure section, control reversal valve 5 is to be connected to water inlet pipe 1 and unhurried current
Tank 4, and start one second pressurization pump group 7.
Specifically, the first discharge pressure section is the normally-pressured neighbor of outlet pipe 2, if pressure is between 0.15Mpa-
Between 0.35Mpa, the pressure of water outlet detection at this time is relatively easy to the use with pipe network, can be directly connected to water inlet pipe 1 and unhurried current tank
4, make full use of the water flow pressure of water inlet pipe 1.
203, when water outlet detection pressure is located in the second discharge pressure section, control reversal valve 5 is to be connected to water inlet pipe 1 and unhurried current
Tank 4, and successively start each second pressurization pump group 7 until water outlet detection pressure stops decline.
Specifically, the second discharge pressure section be outlet pipe 2 be slightly less than normal pressure working range, as pressure between
Between 0.10Mpa-0.15Mpa, the pressure of water outlet detection at this time is lower, is still directly connected to water inlet pipe 1 and unhurried current tank 4 at this time, only
Successively start each second pressurization pump group 7, by the quantity increase of the second pressurization pump group 7 come pressurised stream, the second pressurization pump group 7
Usage quantity get on after, stablize when water flow pressure and be located at the second discharge pressure section, or when being raised to the first discharge pressure section,
Keep control at this time motionless, and when water flow pressure is raised to greater than the first discharge pressure section, then successively lower the second force (forcing) pump
The usage quantity of group 7, and after all second pressurization, 7 uses of pump group, water outlet detection pressure still declines, then enters in next step.
204, when water outlet detection pressure is located in third discharge pressure section, control reversal valve 5 is to be connected to water tank 3 and unhurried current
Tank 4, and start the first pressurization pump group 6 and one second pressurization pump group 7；In above-mentioned steps, the first discharge pressure section, the second water outlet
Pressure stage and the pressure scales of third discharge pressure section successively decline.
Specifically, third discharge pressure section is the lower working range of pressure, if pressure is between 0-0.1 Mpa, at this time
It is inconvenient with water to have brought to user, so illustrates the hypotony of water inlet pipe 1, then controls reversal valve 5 to be connected to 3 He of water tank
Flow slowly tank 4, and starts the first pressurization pump group 6, then passes through the first pressurization 6 direct weighting of pump group, it is ensured that user is final normally to be made
With.
As shown in figure 4, above-mentioned folded pressurization water feeding method, further, further comprising the steps of:
301, the water inlet detected in water inlet pipe 1 detects pressure.
Specifically, i.e. except the numerical value of the water outlet detection pressure detected using third pressure sensor 11, further according to the
The water inlet of one pressure sensor 9 detection detects pressure, carries out further comprehensive descision according to two values.
302, when water inlet detection pressure is located in the first intake pressure section, it is gentle to be connected to water inlet pipe 1 to control reversal valve 5
Tank 4 is flowed, and closes the first pressurization pump group 6 and the second pressurization pump group 7.
Specifically, the first intake pressure section is the high part of pressure, the pressure of water supply network is high at this time, such as larger than
0.35Mpa, and be discharged detection pressure and be located at the first discharge pressure section or the second discharge pressure section, it is at this time directly and sufficiently sharp
With the pressure of water supply network, each pressurization pump group is closed, saves the energy.
303, when water inlet detection pressure is located in the second intake pressure section, it is gentle to be connected to water inlet pipe 1 to control reversal valve 5
Tank 4 is flowed, and starts one second pressurization pump group 7；Or reversal valve 5 is controlled to be connected to water inlet pipe 1 and unhurried current tank 4, and successively open
Each second pressurization pump group 7 is moved until water outlet detection pressure stops decline.
Specifically, the second intake pressure section is the high pressure conditions of water supply network, such as 0.25-0.35 Mpa, while going out at this time
Water detection pressure be located at the second discharge pressure section or third discharge pressure section, make full use of at this time the pressure of water supply network and
Guarantee the just common water of user.
304, when water inlet detection pressure is located in third intake pressure section, it is gentle to be connected to water tank 3 to control reversal valve 5
Tank 4 is flowed, and starts the first pressurization pump group 6 and at least one second pressurization pump group 7；In above-mentioned steps, the first intake pressure section,
The pressure scales of two intake pressure sections and third intake pressure section successively decline.
Specifically, third intake pressure section is the low-pressure state of water supply network, such as 0.10-0.25 Mpa, while going out at this time
Water detection pressure is located at third discharge pressure section, controls reversal valve 5 at this time to be connected to water tank 3 and unhurried current tank 4, directly uses the
One pressurization pump group 6 is pressurizeed, and guarantees the just common water of user.
As shown in figure 5, folded pressurization water feeding method provided in this embodiment, further, further comprising the steps of:
401, according to water inlet detection pressure, the unhurried current detection pressure for the tank 4 that flows slowly, the working condition of reversal valve 5, the first pressurization
The working condition of the working condition of pump group 6 and the second pressurization pump group 7 calculates the water outlet forecast pressure of outlet pipe 2.
Specifically, in each equipment hydraulic pressure it is known that and in situation known to equipment running status, according to the trend of water flow,
It may determine that the water flow pressure in upstream device according to the working condition of upstream equipment, otherwise according to the water flow pressure of upstream device
Power and the operating status of upstream equipment can the probably anti-water flow pressure for releasing upstream equipment, the water flow pressure that will so extrapolate
Power is compared with the pressure detected, illustrates equipment normal operation if consistent, if inconsistent explanation or sensor damage
Bad or equipment occurs abnormal.More specifically, if the water inlet detection pressure of water inlet pipe 1 is 0.25Mpa, the unhurried current of unhurried current tank 4
Detection pressure is 0.18 Mpa, and reversal valve 5 is directly connected to water inlet pipe 1 and unhurried current tank 4, and one second pressurization pump group 7 is in work
State, 0.25-0.35 should be located at by calculating the water outlet forecast pressure that acquisition outlet pipe 2 is netted according to the actual conditions of single unit system at this time
Between Mpa.
402, forecast pressure will be discharged to compare with the water outlet detection pressure detected, to judge that reversal valve 5, first adds
Whether press pump group 6 and the second pressurization pump group 7 are damaged.
Specifically, actually detected water outlet detection pressure and the water outlet forecast pressure of above-mentioned calculating are compared, if two
Person is consistent, then illustrates that the pressurization pump group 6 of upstream equipment reversal valve 5, first and the second pressurization pump group 7 are in normal work shape
State illustrates that at least one is in abnormal operating state if inconsistent.Such as being discharged detection pressure is 0.3 Mpa, is located at above-mentioned
0.25-0.35 Mpa between, illustrate each equipment operational excellence at this time, for another example water outlet detection pressure is 0.15Mpa, then explanation is slow
It flows tank and is likely to failure with pressurization between pipe network, then the second pressurization pump group 7 may not worked normally.
Above-mentioned judgement is by 8 automatic running of central control system, and when testing result exception, corresponding people is sent to when by fructufy
Member.
Folded pressurization water feeding method provided in this embodiment, further, further comprising the steps of:
Unhurried current tank 4 is calculated according to the working condition of water inlet detection pressure, the working condition of reversal valve 5, the first pressurization pump group 6
Unhurried current forecast pressure, the forecast pressure that will flow slowly detects pressure with the unhurried current that detects and compares, with judge reversal valve 5 and
Whether first pressurization pump group 6 is damaged.
Specifically, calculating and comparison process are identical as above-mentioned water outlet forecast pressure, the target for only calculating and comparing is changed to
Flow slowly forecast pressure, process that this embodiment is not repeated.
It is above that certain exemplary embodiments of the invention are only described by way of explanation, undoubtedly, for ability
The those of ordinary skill in domain without departing from the spirit and scope of the present invention can be with a variety of different modes to institute
The embodiment of description is modified.Therefore, above-mentioned attached drawing and description are regarded as illustrative in nature, and should not be construed as to the present invention
The limitation of claims.
Claims (4)
1. the folded pressurization water feeding method of one kind, which is characterized in that the folded pressurization water feeding method is based on folded pressurization waterworks, described
Folding pressurization waterworks includes:
Water inlet pipe is used to be connected to water supply network；
Outlet pipe is used to be connected to with pipe network；
Water tank, water inlet are connected to the water inlet pipe；
Flow slowly tank, and water outlet is connected to the outlet pipe；
Reversal valve, two entrance is corresponding with the water outlet of the water tank and the water inlet pipe respectively to be connected to one by one, outlet
It is connected to the water inlet of the unhurried current tank；
First pressurization pump group, is set on the pipeline for being connected to the water tank and reversal valve；
Second pressurization pump group is set on the water outlet pipeline of the unhurried current tank；
Central control system, the reversal valve, the first pressurization pump group and the second pressurization pump group receive the control of the central control system；
First pressure sensor is set in the water inlet pipe；
Second pressure sensor is set in the unhurried current tank；
Third pressure sensor is set in the outlet pipe；
It is described second pressurization pump group have it is multiple, it is multiple it is described second pressurization pump groups be arranged in parallel, it is each it is described second pressurization pump group it is only
The vertical control for receiving the central control system；Ball-cock assembly is provided on the water inlet of the water tank；The water outlet of the unhurried current tank
Flexible duct section is provided on pipeline；
The first pressure sensor, second pressure sensor and third pressure sensor with the central control system communication link
It connects, the central control system is according to the first pressure sensor, the detection of second pressure sensor and third pressure sensor
Value controls the reversal valve, the first pressurization pump group and the second pressurization pump group respectively；
The folded pressurization water feeding method the following steps are included:
Detect the water outlet detection pressure in the outlet pipe；
It is located in the first discharge pressure section when the water outlet detects pressure, controls the reversal valve to be connected to the water inlet pipe and institute
Unhurried current tank is stated, and starts the second pressurization pump group；
It is located in the second discharge pressure section when the water outlet detects pressure, controls the reversal valve to be connected to the water inlet pipe and institute
Unhurried current tank is stated, and successively starts each second pressurization pump group until water outlet detection pressure stops decline；
It is located in third discharge pressure section when the water outlet detects pressure, controls the reversal valve to be connected to the water tank and institute
Unhurried current tank is stated, and starts the first pressurization pump group and the second pressurization pump group；
In above-mentioned steps, the pressure scales of the first discharge pressure section, the second discharge pressure section and third discharge pressure section
Successively decline.
2. folded pressurization water feeding method according to claim 1, which is characterized in that further comprising the steps of:
Detect the water inlet detection pressure in the water inlet pipe；
When the water inlet detection pressure be located in the first intake pressure section when, control the reversal valve be connected to the water inlet pipe with
The unhurried current tank, and close the first pressurization pump group and the second pressurization pump group；
When the water inlet detection pressure be located in the second intake pressure section when, control the reversal valve be connected to the water inlet pipe with
The unhurried current tank, and start the second pressurization pump group；Or the control reversal valve is to be connected to the water inlet pipe and institute
Unhurried current tank is stated, and successively starts each second pressurization pump group until water outlet detection pressure stops decline；
When the water inlet detection pressure be located in third intake pressure section when, control the reversal valve be connected to the water tank with
The unhurried current tank, and start the first pressurization pump group and at least one described second pressurization pump group；
In above-mentioned steps, the pressure scales of the first intake pressure section, the second intake pressure section and third intake pressure section
Successively decline.
3. folded pressurization water feeding method according to claim 2, which is characterized in that further comprising the steps of:
Pressure, the working condition of the reversal valve, described the are detected according to the unhurried current of the water inlet detection pressure, the unhurried current tank
The working condition of the working condition of one pressurization pump group and the second pressurization pump group calculates the water outlet forecast pressure of the outlet pipe；
The water outlet forecast pressure is detected pressure with the water outlet that detects to compare, to judge the reversal valve, the
Whether one pressurization pump group and the second pressurization pump group damage.
4. folded pressurization water feeding method according to claim 3, which is characterized in that further comprising the steps of:
It is calculated according to the working condition of the water inlet detection pressure, the working condition of the reversal valve, the first pressurization pump group
The unhurried current forecast pressure of the unhurried current tank；
The unhurried current forecast pressure is detected pressure with the unhurried current that detects to compare, with judge the reversal valve and
Whether first pressurization pump group damage.
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| CN201610988275.XA CN106468065B (en) | 2016-11-10 | 2016-11-10 | Folded pressurization water feeding method |
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| CN201610988275.XA CN106468065B (en) | 2016-11-10 | 2016-11-10 | Folded pressurization water feeding method |
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| CN114396097B (en) * | 2021-12-31 | 2024-03-15 | 威乐(中国)水泵系统有限公司 | Intelligent water supply system |
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| CN201065546Y (en) * | 2007-07-04 | 2008-05-28 | 北京威派格科技发展有限公司 | Intelligent negative pressure-free pressurizing water tank |
| KR100843128B1 (en) * | 2008-03-11 | 2008-07-03 | 최홍찬 | Water tank with a water supply device |
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| CN204983011U (en) * | 2015-07-08 | 2016-01-20 | 王道光 | Box linkage is augmented and is pressed no negative pressure water supply installation of intelligence |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9469977B2 (en) * | 2014-08-12 | 2016-10-18 | Russell Keisel | Independently operable water storage and distribution system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201065546Y (en) * | 2007-07-04 | 2008-05-28 | 北京威派格科技发展有限公司 | Intelligent negative pressure-free pressurizing water tank |
| KR100843128B1 (en) * | 2008-03-11 | 2008-07-03 | 최홍찬 | Water tank with a water supply device |
| CN201241354Y (en) * | 2008-08-08 | 2009-05-20 | 周足纪 | Non-negative pressure water supply equipment and water pool common linkage device |
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