CN106194779A - Water pump control method based on pressure transducer and controller - Google Patents
Water pump control method based on pressure transducer and controller Download PDFInfo
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- CN106194779A CN106194779A CN201610611535.1A CN201610611535A CN106194779A CN 106194779 A CN106194779 A CN 106194779A CN 201610611535 A CN201610611535 A CN 201610611535A CN 106194779 A CN106194779 A CN 106194779A
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- control method
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 272
- 238000000034 method Methods 0.000 title claims abstract description 50
- 230000005611 electricity Effects 0.000 claims description 2
- 230000007423 decrease Effects 0.000 claims 1
- 239000008400 supply water Substances 0.000 description 7
- 230000003068 static effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000004397 blinking Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0077—Safety measures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
- F04D15/0245—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the pump
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/30—Control parameters, e.g. input parameters
- F05D2270/301—Pressure
- F05D2270/3013—Outlet pressure
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Non-Positive-Displacement Pumps (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Abstract
The invention provides a kind of water pump control method based on pressure transducer, risen by starting mode of pump pressure, read the operating pressure of water pump continuously, and water pump is stopped the control method that pressure automatically sets；Manually the stopping pressure of water pump is set without user, improves automaticity, improve water pump simultaneously and stop the accuracy that pressure sets, it is possible to reduce the stop frequency of water pump；Additionally provide the control method that starting mode of pump pressure automatically sets, improve the automatic controlling level of water pump further, reduce user operation；It addition, the invention discloses the controller using a kind of water pump control method based on pressure transducer, for the control of water pump.
Description
Technical field
The present invention relates to pump technology field, especially relate to the control technical field of water pump, be specifically related to a kind of base
Water pump control method and controller in pressure transducer.
Background technology
In domestic water supply field, generally use water pump and carry out pressurized water supply, such as: Domestic cold/hot water pressurized water supply, water
Tower and cistern water supply, the water supply of well pressure-raising, crops water supply and aquaculture supply water；Confession to water pump in above-mentioned use environment
The stability requirement of water pressure is not the highest, and main purpose is that supercharging is to reach to use water purpose；Therefore, in the longer time
In, use manual start and stop pump or use timing function to control the start and stop of water pump.
But, along with the development of science and technology, sensor application in water pump water supply field is more and more universal, at present, for
In the application of above-mentioned water pump, pressure transducer is used to monitor the operating pressure of water pump and use water pump to control end control water
The method of the start and stop of pump is the most universal.
The operating pressure of water pump can be detected by described pressure transducer in real time, prior art use by
The end that controls of water pump sets the startup pressure of water pump and stops pressure, and is detected the fortune of water pump in real time by described pressure transducer
Row pressure and transmit pressure signal to water pump control end to control the start and stop of water pump, when the operating pressure of water pump reach set
When stopping pressure, water pump stops, and when the operating pressure of water pump drops to the startup pressure set, starts water pump.
Above-mentioned use pressure transducer controls the method for water pump before use, and user needs the manual startup pressure to water pump
Power and stopping pressure being set, and user needs to estimate startup pressure and stopping pressure before being set water pump,
Accurately the startup pressure of water pump cannot be set with stopping pressure；For the estimation of startup pressure, the most relatively
For intuitively, such as: if height of delivery is at 10 meters, then can set pressure of supply water 1.5bar and more than, if height of delivery is 30
Rice, then can set 3.5bar and more than；But for the general calculation the most difficult to estimate of the setting stopping pressure, if setting height, can
Water pump can be will result in and is unable to reach setting pressure and continuous running beyond the actual water supply lift of water pump, water pump is caused damage
And waste of energy；If setting low, then when causing water pump to supply water, stop frequency increases, and then water pump also will cause certain journey
The infringement of degree.
Generally, water pump is after installing, and before coming into operation, needing to switch on power starts water pump and enter water system
Row bleeding, if centrifugal water pump then needs before activation to pump chamber water filling；After water pump switches on power, correct aerofluxus
Operational approach is, starts water pump, slowly opening outlet, if there being multiple outlet, then opening the outlet of extreme higher position, supplies water
Intrasystem gas is discharged, and treats that gas is drained, and after outlet water outlet, closes outlet, stops water pump, and now water pump is in
Dormant state.
Summary of the invention
For the deficiencies in the prior art, the invention provides a kind of water pump control method based on pressure transducer, pass through
Starting mode of pump pressure rises, and reads the operating pressure of water pump continuously, and water pump stops the control that pressure automatically sets
Method；Manually the stopping pressure of water pump is set without user, improves automaticity, improve water pump simultaneously and stop
The accuracy that pressure sets, it is possible to reduce the stop frequency of water pump.
It addition, additionally provide the control method that starting mode of pump pressure automatically sets, improve automatization's control of water pump further
Processing procedure degree, reduces user operation.
Another object of the present invention is to provide a kind of controller, use above-mentioned water pump controlling party based on pressure transducer
Method realizes the control to water pump start and stop, improves automaticity.
Generally, the high pressure end of water pump needs outfit check-valves to prevent the impeller of pump from reversing, and check-valves can be arranged on
In pump chamber, it is also possible to be arranged at delivery side of pump, pressure transducer is then arranged on the downstream of check-valves, and uses pressure transducer
The operating pressure of water pump is detected and transmit pressure signal and controls end to water pump, to realize the start and stop of water pump are controlled
System, this control method commonly uses in the control field of water pump；Its principle is by presetting water at water pump control end
Pump startup pressure and stopping pressure, when described pressure transducer detects that the operating pressure of water pump reaches to stop pressure, stop
Pump operation；When described pressure transducer detects that the operating pressure of water pump is reduced to start pressure, start pump operation；From
And make the pressure of supply water of water pump maintain startup pressure and stop between pressure, to meet the water demand of user.
Therefore, the technical solution adopted in the present invention is:
A kind of water pump control method based on pressure transducer, comprises the following steps,
S101, starts water pump, and pressure rises and reads the operating pressure of water pump continuously；
S102, treats that the operating pressure of water pump rises to a force value and persistently within E second, no longer rises, then records described force value
For P1, and stop water pump；Described E is 1-180；
S103, sets the stopping pressure of water pump as PStop, and PStop≤P1；When water pump operation pressure reaches PStopTime stop water pump.
Above-mentioned water pump control method, it is possible to achieve control the high-lift water supply of water pump, when water-aspirator pressure is less than PStopThen start water
Pump is to maintain the pressure of supply water of water pump.
Further, before described step S101, increase step S100, set the startup pressure of water pump as POpen, water-aspirator pressure
Less than POpenShi Qidong water pump；Can preset when water pump dispatches from the factory, or be carried out hands by user according to actual used water pressure demand
Dynamic setting；Further, described step S103 includes, if PStop≤POpen, then fault-signal is exported；Described fault-signal can event
The modes such as barrier code shows, fault alarm sound prompting and/or trouble light blinking form pass to user, to remind user to start
Pressure sets the information such as water pump rated head that is too high or that used is not enough, and user can be to fault after obtaining relevant information
Investigate and eliminate.
It addition, the startup pressure of water pump can also be by water pump sets itself, can be by increasing step after described step 102
Rapid S102 ', after water pump stops, treating that water-aspirator pressure drops to a force value and persistently within F second, no longer declines, records described pressure
Value is P2, and start water pump, wherein F is 1-60；Described step S103 includes, sets the startup pressure of water pump as POpen；And it is described
POpen=P2+Px, described PxFor: 0 < Px<(PStop-P2)；Its principle is to be detected the static pressure of current water system voluntarily by water pump, and
The startup pressure of water pump is set plus discharge pressure, it is ensured that user persistently uses according to detected static pressure (i.e. P2)
Water；Described discharge pressure can be previously given, it is also possible to immediately gives, but needs to ensure the startup pressure set less than stopping pressure
Power.
Further, increase when step S104 after described step S103, after water pump stops, when pressure drops to one
Pressure value P3And when persistently the K second no longer declines, described K is 1-180, and P3>POpen, restart water pump；After water pump stops again,
If pressure drops to a pressure value P 4 and persistently the G second no longer declines, described G is 1-180, and P4≥P3, then P is resetOpen
=P4+Py, wherein P4For: 0 < Py<(PStop-P4)；The method step, can avoid water pump in use process because of pressure transducer
The factors such as the change of performance change or water system, cause the startup pressure set can not meet user's water demand, and carry out
Readjust and set startup pressure.
Further, after described step S103, increase step S103 ', when pump operation, operating pressure continues M minute
The water pump being unable to reach setting stops pressure PStopTime, stop water pump, wherein M is 0.1-30；If water-aspirator pressure maintains a pressure
Force value, and fluctuation range is within ± 5%, then described force value worked as in record is P5And reset PStop, and PStop≤P5；.
Preferably, after powering on including, water pump during initial start-up, above-mentioned water pump control method based on pressure transducer is performed
Each step.
It is highly preferred that also include, water pump is at interval of the time more than T hour, and water pump is above-mentioned based on pressure after being again activated
Each step of the water pump control method of sensor, described T is 0.1-240；Or, water pump dwell time was more than N minute, and water pump is again
Secondary each step being activated rear above-mentioned water pump control method based on pressure transducer, described N is 0.5-720；
A kind of controller, described controller is to use the water pump control method based on pressure transducer described in any of the above-described item
Control circuit plate.
Further, described control circuit plate includes,
Single-chip microcomputer, is used for storing data and performing software program, receive pressure signal output signal；
Relay, for controlling the power on/off of water pump, and is connected with driving module；
Drive module, be connected with single-chip microcomputer, for controlling the switch of relay；
Circuit module, powers for single-chip microcomputer and relay.
The invention has the beneficial effects as follows:
Above-mentioned water pump control method based on pressure transducer, is risen by starting mode of pump pressure, reads the operation of water pump continuously
Pressure, and water pump is stopped the control method that pressure automatically sets；Manually the stopping pressure of water pump is entered without user
Row sets, and improves automaticity, improves water pump simultaneously and stops the accuracy that pressure sets, it is possible to reduce the start and stop of water pump
Frequency.
It addition, additionally provide the control method that starting mode of pump pressure automatically sets, improve automatization's control of water pump further
Processing procedure degree, reduces user operation.
By water pump self-inspection, it is unable to reach stopping pressure in a period of time, and/or cannot be reduced in a period of time start
Pressure, and then automatically to the stopping pressure of water pump and/or start pressure and be adjusted, improve water pump and start and stop pressure is controlled automatically
The accuracy of system, ensure that stablizing of water system simultaneously.
Meanwhile, above-mentioned a kind of controller using water pump control method based on pressure transducer, it is achieved that to water pump
Start and stop automatically control, and improve automaticity.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of water pump of the embodiment of the present invention 1；
Fig. 2 is a kind of water pump control modules connection diagram of the embodiment of the present invention 1；
Fig. 3 is the schematic flow sheet of a kind of based on pressure transducer the water pump control method of the embodiment of the present invention 2；
Fig. 4 is the schematic flow sheet of the another kind water pump control method based on pressure transducer of the embodiment of the present invention 2；
Fig. 5 is the schematic flow sheet of the another kind water pump control method based on pressure transducer of the embodiment of the present invention 2；
Fig. 6 is the schematic flow sheet of the another kind water pump control method based on pressure transducer of the embodiment of the present invention 2；
Fig. 7 is the schematic flow sheet of the another kind water pump control method based on pressure transducer of the embodiment of the present invention 3；
Fig. 8 is the functional module connection diagram of a kind of controller of the present invention.
Detailed description of the invention
Embodiment 1
In conjunction with a kind of water pump shown in Fig. 1 and Fig. 2, pass including the pump housing 5, water inlet 6, outlet 4, pedestal 7, controller 1, pressure
Sensor 2 and check-valves 3；Wherein, described water inlet 6 is the low-pressure end of water pump, and described outlet 4 is the high pressure end of water pump,
Outlet 4 and water inlet 6 are all connected with the pump housing；Described pressure transducer 2 is for detecting the outlet pressure of water pump, and output pressure letter
Number to controller 1；Described controller 1 is the control end of water pump, is used for connecting external power source, and controls the start and stop of water pump；Institute
State the upstream that check-valves 3 is arranged at outlet 4 and is positioned at pressure transducer 2.
Embodiment 2
Shown in Fig. 3, a kind of water pump described in above-described embodiment 1 uses water pump control method based on pressure transducer to water
Being controlled of pump, comprises the following steps,
S101, switches on power, and starts water pump, and water-aspirator pressure rises and reads the operating pressure of water pump continuously；
S102, treats that the operating pressure of water pump rises to a force value and maintains no longer rise for E second, then records described force value
For P1, and stop water pump；Described E is 1-180；
S103, sets the stopping pressure of water pump as PStop, and PStop≤P1；When water pump operation pressure reaches PStopTime stop water pump.
Further, shown in Fig. 4, described step S101 includes, reads the startup pressure P of water pumpOpen；And described step
In S103, described PStop>POpen；Water pump in follow-up work according to starting pressure and stopping pressure and control the start and stop of water pump, i.e. when
Water-aspirator pressure reaches PStopTime, stop water pump, when water-aspirator pressure drops to POpenTime, start water pump.
A) if all outlets are closed when water pump switches on power, then water pump pressure rapid increase upon actuation, and stable
A force value, described E can be any one value between 1-180, any one value that E is preferably between 1-5, if E
Too big, water pump remains in operation and will result in the loss of energy；The water-aspirator pressure that now pressure transducer detects can be as water pump
Actual water supply lift, it is preferable that PStop=P1, even if now the operating pressure of low discharge water then water pump is also unable to reach PStop, water
Pump keeps operating, and the stop frequency of water pump is minimum.
Fluctuation in view of line voltage, it is preferable that PStopLess than P1 and be close, such as: the precision of pressure transducer is
0.1bar, then PStop=P1-0.1bar；P can also be selected simultaneouslyStop=P1-Δ P, Δ P are between 0.1-1bar.
B) if user is when water pump switches on power, open whole outlet preparation water, then water pump is pressed upon actuation
Power the most slowly rises, and quickly stablizes a force value, and described E can be any one value between 1-180, if user
Longer with the water time, more than the E second；Minimum confession hydraulic pressure when the water-aspirator pressure that the most now pressure transducer measures is pump operation
Power, as long as the stopping pressure set points of water pump is less than described minimum pressure of supply water, then no matter user is under what circumstances with water, water
Pressure of supply water during pump operating all can reach to stop pressure set points, and described stopping pressure set points may be used for water pump
Control；Therefore, in water pump normal water supply work process, it is also possible to come water pump by performing described step S101-S103
Stopping pressure resetting or correct.
It is preferred that increase before described step 101, water pump, in power-off and when re-powering, performs step S101-103.
Preferably, increasing a step after described step S103, at interval of the time more than T hour, water pump is activated again
Rear execution step S101-S103, described T is 0.1-240；This step refers to be set the stopping pressure of water pump from the last time
Starting timing, after T hour, water pump starts to perform step S101-after automatically starting according to startup pressure set in advance
103；Reset with the stopping pressure to water pump.
Preferably, increasing a step after described step S103, water pump dwell time was more than N minute, and water pump is opened again
Performing step S101-S103 after Dong, described T is 0.5-720；Secondary step refers to set the stopping pressure of water pump from the last time
Surely timing is started, as long as water pump dwell time each time was more than N minute, when water starts automatically according to startup pressure set in advance
After start to perform step S101-S103.
C) when pump operation pressure be increased to stop pressure set points or more than, water pump stops, starting with water as user or
During continuation water, pressure water pump being detected is reduced by pressure transducer, and pressure will be reduced to a force value, and keep not
Becoming, now user's use water is reduced to zero；The pressure that now pressure transducer detects then can be as water pump water supply system
Static pressure, when the startup pressure setting water pump is higher than described static pressure, user can obtain water supply.
The most further, shown in Fig. 5, described step 102 includes, treats that water-aspirator pressure drops to a force value also
After maintaining within F second, no longer reduce, recording described force value is P2, and starts water pump；Described F is 1-60；Described step S103 bag
Include, set the startup pressure of water pump as POpen；Described POpen=P2+Px, described PxFor: 0 < Px<(PStop-P2)；Preferably, described F is 1-
5, described PxMore than 0.5bar；Described PxThe size of rated head according to water pump can set accordingly when water pump dispatches from the factory
Fixed, the rated head of such as water pump is big, then can be correspondingly improved PxValue, to meet different water pump use environment.
Further, shown in Fig. 6, increase after described step S103 when step S104, after water pump stops, pressure
Power drops to a pressure PZTime more than the K second time, then re-execute step S101-S103, or the current pressure according to water pump
Power is correspondingly improved POpenValue；Wherein said K is 1-180, and Pz>POpen；This step can start setting of pressure to above-mentioned water pump
Determine reset or correct, improve the stability that water pump supplies water.
D) for preventing because of user's change to water system, or under pump performance, degradation reason causes water pump actual for hydraulic pressure
Power is unable to reach the stopping pressure and continuous running originally set, and causes damage water pump and cause electricity loss of energy；Cause
This shown in Fig. 7, increases step S1040, when pump operation, operating pressure further after described step S103
The water pump continuing to be unable to reach for M minute setting stops pressure PStopTime, then re-execute step S102-S103, or according to current water
Pump operation pressure reduces P accordinglyStopValue；Described M is 0.1-30；Preferably, described M is 3-15.
Above-mentioned water pump control method based on pressure transducer, it is possible to reduce the manual operation of user, provides the user with just
Prompt；Meanwhile, the stop frequency of water pump can be reduced, increase the service life of water pump；And the error because of pressure transducer can be avoided
Water pump is caused to stop pressure and/or start the inaccurate of pressure setting.
Embodiment 3
In conjunction with a kind of controller shown in Fig. 8, for the water pump control method based on pressure transducer described in use embodiment 2
Control circuit plate；Described control circuit plate includes single-chip microcomputer 11, drives module 21, circuit module 41 and relay 31；Wherein,
Single-chip microcomputer 11, is used for storing data and performing software program, receive pressure signal output signal；It is particularly used for meter
Time, read pressure signal and/or start pressure, pressure signal recorded and computing, setting water pump stop pressure and/or open
Dynamic pressure, control drive module 21, and/or output pressure signal；
Drive module 21, be connected with single-chip microcomputer 11, for controlling the switch of relay 31；
Relay 31, for controlling the power on/off of water pump, and is connected with driving module 21；
Circuit module 41, for powering to single-chip microcomputer 11 and relay 31；It is connected with external power source when controller comes into operation.
Claims (10)
1. a water pump control method based on pressure transducer, including controller, is used for connecting external power source and controlling water pump
Start and stop；Pressure transducer, for detect water pump pressure, and output pressure signal is to controller；It is characterized in that: include
Following steps,
S101, starts water pump, and pressure rises and reads the operating pressure of water pump continuously；
S102, treats that the operating pressure of water pump rises to a force value and persistently within E second, no longer rises, then records described force value
For P1, and stop water pump；Described E is 1-180；
S103, sets the stopping pressure of water pump as PStop, and PStop≤P1；When water pump operation pressure reaches PStopTime stop water pump.
Water pump control method based on pressure transducer the most according to claim 1, it is characterised in that: described step S101
Before include step S100, set the startup pressure of water pump as POpen。
Water pump control method based on pressure transducer the most according to claim 2, it is characterised in that: described step S103
Including, if PStop≤POpen, then fault-signal is exported.
Water pump control method based on pressure transducer the most according to claim 1, it is characterised in that: described step 102
After include step S102 ', water pump stop after, treat that water-aspirator pressure drops to a force value and persistently within F second, no longer declines, record
Described force value is P2, and start water pump, wherein F is 1-60；Described step S103 includes, set the startup pressure of water pump as
POpen；And described POpen=P2+Px, described PxFor: 0 < Px<(PStop-P2)。
5. according to the water pump control method based on pressure transducer described in any one of claim 2-4, it is characterised in that: described
Increase when step S104 after step S103, after water pump stops, when pressure drops to a pressure value P3And continue the K second no longer
During decline, described K is 1-180, and P3>POpen, restart water pump；After water pump stops again, if pressure drops to a pressure
Value P4 time persistently the G second no longer declines, described G is 1-180, and P4≥P3, then P is resetOpen=P4+Py, wherein P4For: 0 < Py<
(PStop-P4)。
Water pump control method based on pressure transducer the most according to claim 1, it is characterised in that: described step S103
One step S103 of rear increase ', when pump operation, operating pressure continues to be unable to reach for M minute the water pump of setting and stops pressure
PStopTime, stop water pump, wherein M is 0.1-30；If water-aspirator pressure maintains a force value, and fluctuation range is within ± 5%,
Then described force value worked as in record is P5And reset PStop, and PStop≤P5；.
Water pump control method based on pressure transducer the most according to claim 1, it is characterised in that: include, on water pump
After electricity during initial start-up, perform each of water pump control method based on pressure transducer described in any one of claim 1-6
Step.
Water pump control method based on pressure transducer the most according to claim 7, it is characterised in that: also include, water pump
At interval of the time more than T hour, water pump perform after being again activated described in any one of claim 1-6 based on pressure transducer
Each step of water pump control method, described T is 0.1-240.
Water pump control method based on pressure transducer the most according to claim 7, it is characterised in that: also include, water pump
Dwell time was more than N minute, and water pump performs described in any one of claim 1-6 after being again activated based on pressure transducer
Each step of water pump control method, described N is 0.5-720.
10. a controller, it is characterised in that: described controller be use described in any one of the claims 1-9 based on
The water pump control method of pressure transducer controls the control circuit plate of water pump；Including,
Single-chip microcomputer, is used for storing data and performing software program, receive pressure signal output signal；
Relay, for controlling the power on/off of water pump, and is connected with driving module；
Drive module, be connected with single-chip microcomputer, for controlling the switch of relay；
Circuit module, powers for single-chip microcomputer and relay.
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| CN201610611535.1A CN106194779B (en) | 2016-07-30 | 2016-07-30 | Water pump control method and controller based on pressure sensor |
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| CN201610611535.1A CN106194779B (en) | 2016-07-30 | 2016-07-30 | Water pump control method and controller based on pressure sensor |
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| CN106194779B CN106194779B (en) | 2017-12-08 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107654387A (en) * | 2017-09-11 | 2018-02-02 | 台州长虹泵业有限公司 | A kind of wisdom water pump and its control method |
| CN108661896A (en) * | 2018-03-02 | 2018-10-16 | 安徽达来电机有限公司 | Water pump total head operation control method and controller, water pump |
| CN110617204A (en) * | 2019-10-21 | 2019-12-27 | 杭州卓翁科技有限公司 | Intelligent control method for water pump |
| EP3636931A1 (en) * | 2018-10-11 | 2020-04-15 | Albert Ziegler GmbH | Pumping device |
| CN112709689A (en) * | 2020-12-25 | 2021-04-27 | 爱科赛智能科技(浙江)有限公司 | Temperature-based control method of intelligent water pump controller |
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