CN105587650B - the output voltage control method and device of booster pump - Google Patents
the output voltage control method and device of booster pump Download PDFInfo
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- CN105587650B CN105587650B CN201510982028.4A CN201510982028A CN105587650B CN 105587650 B CN105587650 B CN 105587650B CN 201510982028 A CN201510982028 A CN 201510982028A CN 105587650 B CN105587650 B CN 105587650B
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- booster pump
- current
- speed
- preset
- output voltage
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/08—Regulating by delivery pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B2201/00—Pump parameters
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Abstract
The present invention provides a kind of output voltage control method of booster pump, this method comprises: the operating parameter of detection booster pump, the output voltage of booster pump is adjusted according to the operating parameter of the booster pump.The present invention also provides a kind of output voltage-operated devices of booster pump.Since the variation of the output voltage of booster pump will make the revolving speed of booster pump change, the revolving speed of booster pump, which changes, will make the discharge pressure of booster pump change, therefore, by adjusting the output voltage of booster pump, it can effectively realize the adjustment to the discharge pressure of booster pump, realize the control to the discharge pressure of booster pump.
Description
Technical field
The present invention relates to water purifier technical field more particularly to the compress control methods and device of booster pump.
Background technique
Booster pump is the significant components of reverse osmosis purified water system, but the discharge pressure of present booster pump becomes frequent occurrence
Change, fluctuation is larger, and cannot achieve the control to the discharge pressure of booster pump at present.
Summary of the invention
The main purpose of the present invention is to provide a kind of compress control method of booster pump and devices, it is intended to solve existing skill
It cannot achieve the technical issues of control to the discharge pressure of booster pump in art.
To achieve the above object, the output voltage control method of a kind of booster pump provided by the invention, which comprises
Detect the operating parameter of the booster pump；
The output voltage of the booster pump is adjusted according to the operating parameter of the booster pump.
Preferably, the operating parameter includes the current electric current commutating pulse number of the booster pump and current current value；
Then the operating parameter according to the booster pump adjusts the output voltage of the booster pump, comprising:
Using the quotient between the commutator the piece number of current the electric current commutating pulse number and the booster pump as described in
The current rotating speed of booster pump；
If the current rotating speed and preset rated speed be not identical, and the current rotating speed and preset cleaning procedure volume
Determine that revolving speed is not identical, then the booster pump is determined according to the current rotating speed, the current current value and the rated speed
Offset voltage；
The output voltage that the booster pump is adjusted according to the offset voltage, enables the output voltage of the booster pump
It is maintained at preset voltage rating.
Preferably, described that the increasing is determined according to the current rotating speed, the current current value and the rated speed
The offset voltage of press pump, comprising:
By the difference of the rated speed and the current rotating speed multiplied by preset speed considerations coefficient, obtained value is made
For the compensating rotational speed of the booster pump；
The offset voltage of the booster pump is determined using the compensating rotational speed and the current current value.
Preferably, the method also includes:
If the current rotating speed and preset rated speed be not identical, and the current rotating speed and preset cleaning procedure volume
Determine that revolving speed is identical, then turns down the output voltage of the booster pump to preset cleaning procedure voltage.
Preferably, the method also includes:
If the time that the booster pump exports the cleaning procedure voltage reaches preset washing time, by the pressurization
The output voltage of pump is turned up to preset voltage rating.
To achieve the above object, the present invention also provides a kind of output voltage-operated device of booster pump, described device includes:
Detection module, for detecting the operating parameter of the booster pump；
Module is adjusted, for adjusting the output voltage of the booster pump according to the operating parameter of the booster pump.
Preferably, the operating parameter includes the current electric current commutating pulse number of the booster pump and current current value；
The then adjustment module, comprising:
First computing module, for the commutator the piece number using the current electric current commutating pulse number and the booster pump
Between current rotating speed of the quotient as the booster pump；
Determining module, if it is not identical for the current rotating speed and preset rated speed, and the current rotating speed and pre-
The cleaning procedure rated speed set is not identical, then according to the current rotating speed, the current current value and the rated speed
Determine the offset voltage of the booster pump；
Voltage regulator module, for adjusting the output voltage of the booster pump according to the offset voltage, so that the increasing
The output voltage of press pump is able to maintain in preset voltage rating.
Preferably, the determining module, comprising:
Second computing module, for by the difference of the rated speed and the current rotating speed multiplied by preset speed considerations
Coefficient, using obtained value as the compensating rotational speed of the booster pump；
Third computing module, for determining the benefit of the booster pump using the compensating rotational speed and the current current value
Repay voltage.
Preferably, the adjustment module further include:
Module is turned down, if it is not identical for the current rotating speed and preset rated speed, and the current rotating speed and pre-
The cleaning procedure rated speed set is identical, then turns down the output voltage of the booster pump to preset cleaning procedure voltage.
Preferably, described device further include:
Module is turned up, if the time for the booster pump to export the cleaning procedure voltage reaches preset flushing
Between, then the output voltage of the booster pump is turned up to preset voltage rating.
The present invention provides a kind of output voltage control method of booster pump, this method comprises: the operation ginseng of detection booster pump
Number adjusts the output voltage of booster pump according to the operating parameter of the booster pump, since the variation of the output voltage of booster pump will make
The revolving speed for obtaining booster pump changes, and the revolving speed of booster pump, which changes, will make the discharge pressure of booster pump change, because
This can effectively realize the adjustment to the discharge pressure of booster pump by adjusting the output voltage of booster pump, effectively realization pair
The control of the discharge pressure of booster pump.
Detailed description of the invention
Fig. 1 is the flow diagram of the output voltage control method of booster pump in first embodiment of the invention；
Fig. 2 is the flow diagram of the output voltage control method of booster pump in second embodiment of the invention；
Fig. 3 is the flow diagram of the output voltage control method of booster pump in third embodiment of the invention；
Fig. 4 is the functional block diagram of the output voltage-operated device of booster pump in fourth embodiment of the invention；
Fig. 5 is the functional block diagram of the output voltage-operated device of booster pump in fifth embodiment of the invention；
Fig. 6 is the functional block diagram of the output voltage-operated device of booster pump in sixth embodiment of the invention.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
The present invention provides a kind of output voltage control method of booster pump, this method comprises: the operation ginseng of detection booster pump
Number adjusts the output voltage of booster pump according to the operating parameter of the booster pump, since the variation of the output voltage of booster pump will make
The revolving speed for obtaining booster pump changes, and the revolving speed of booster pump, which changes, will make the discharge pressure of booster pump change, because
This can effectively realize the adjustment to the discharge pressure of booster pump by adjusting the output voltage of booster pump, effectively realization pair
The control of the discharge pressure of booster pump.
Referring to Fig. 1, for the flow diagram of the output voltage control method of booster pump in first embodiment of the invention, packet
It includes:
Step 101, the operating parameter for detecting booster pump；
In embodiments of the present invention, the output voltage control method of booster pump is the output voltage-operated device by booster pump
(hereinafter referred to as control device) is realized, the booster pump and the control device belong to a part in water purifier.
Wherein, in the course of work of water purifier, control device is able to detect the operating parameter of booster pump.
Step 102, the output voltage that booster pump is adjusted according to the operating parameter of booster pump.
In embodiments of the present invention, control device can adjust the output voltage of booster pump according to the operating parameter of booster pump,
To realize the control to the discharge pressure of booster pump.
Wherein, the output voltage of booster pump, which changes, will make the revolving speed of booster pump change, the revolving speed of booster pump
Changing will make the discharge pressure of booster pump change.Specifically, the output voltage reduction of booster pump will be so that pressurization
The revolving speed of pump reduces, and the revolving speed reduction of booster pump increases the discharge pressure of booster pump.
In embodiments of the present invention, control device is after detecting the operating parameter of booster pump, according to the fortune of booster pump
Row parameter adjusts the output voltage of the booster pump, and after output voltage adjustment, the revolving speed of booster pump changes, booster pump
Revolving speed change the discharge pressure of booster pump will be made to change, make it possible to the output voltage by controlling booster pump
Mode realize the control to the discharge pressure of booster pump.
Referring to Fig. 2, for the flow diagram of the output voltage control method of booster pump in second embodiment of the invention, packet
It includes:
Step 201, the operating parameter for detecting booster pump；
In embodiments of the present invention, the operating parameter of control device detection booster pump, which includes that booster pump is worked as
Preceding electric current commutating pulse number and current current value.
Step 202, using the quotient between the commutator the piece number of current electric current commutating pulse number and booster pump as pressurization
The current rotating speed of pump；
It in embodiments of the present invention, further include commutator in water purifier, at work, commutator will generate electric current to water purifier
Commutating pulse, and the electric current commutating pulse number that commutator generates can be detected in detection device.
Wherein, control device, will after detecting booster pump current electric current commutating pulse number and current current value
The current rotating speed that booster pump is calculated using the current electric current commutating pulse number of booster pump, specifically may is that electric current commutating pulse
Current rotating speed of the quotient as booster pump between the several and commutator the piece number of booster pump, it may be assumed that
The electric current commutating pulse number ÷ commutator the piece number of the current rotating speed of booster pump=current.
Wherein, commutator the piece number is stored in advance in control device.
If step 203, current rotating speed and preset rated speed be not identical, and current rotating speed and preset cleaning procedure volume
Determine that revolving speed is not identical, then determines the offset voltage of booster pump according to current rotating speed, current current value and rated speed；
In embodiments of the present invention, control device will judge the pressurization after the current rotating speed of booster pump is calculated
Whether whether the current rotating speed of pump is identical as preset rated speed, and not identical as preset cleaning procedure rated speed.
It should be noted that the preset rated speed is revolving speed of the water purifier in not running cleaning procedure, this is preset
Cleaning procedure rated speed be water purifier when running cleaning procedure, the revolving speed of booster pump.And the rated speed and rinse journey
Sequence rated speed is not identical.
Wherein, if the current rotating speed of booster pump is identical as rated speed, illustrate the discharge pressure of current booster pump and pre-
The specified discharge pressure set is identical, and the mode for not needing the revolving speed by adjusting booster pump adjusts the discharge pressure of booster pump.
Wherein, if the current rotating speed of booster pump and preset rated speed be not identical, and current rotating speed and preset flushing
When program rated speed is not identical, then illustrate that the discharge pressure of current booster pump and preset specified discharge pressure be not also identical,
But the water purifier where booster pump and not running cleaning procedure, current rotating speed of the control device according to booster pump, current electricity
Flow valuve and preset rated speed determine the offset voltage of booster pump.
Wherein, if the current rotating speed of booster pump and preset rated speed be not identical, and current rotating speed and preset flushing
Program rated speed is identical, then the water purifier where illustrating booster pump has been turned on cleaning procedure.About the water purification where booster pump
How machine realizes that the control of the output voltage of booster pump will be described in subsequent embodiment when running cleaning procedure, herein
It does not repeat them here.
In embodiments of the present invention, control device is according to the current rotating speed of booster pump, current current value and preset volume
Determine the offset voltage that revolving speed determines booster pump, specifically includes the following steps:
Step A: by the difference of preset rated speed and current rotating speed multiplied by preset speed considerations coefficient, by what is obtained
It is worth the compensating rotational speed as booster pump；
In step, compensating rotational speed=(preset rated speed-current rotating speed) * preset speed considerations coefficient.
Wherein, which is to be obtained according to product test value, and be pre-stored in control device
In.
Step B: the offset voltage of booster pump is determined using the compensating rotational speed and current current value of booster pump.
In stepb, the winding resistance of offset voltage=compensating rotational speed * KE+ current current value * booster pump.
Wherein, KE is constant, and the winding resistance of booster pump is pre-stored in control device.
Step 204, the output voltage that booster pump is adjusted according to offset voltage, so that the output voltage of booster pump is able to maintain
It is constant.
In embodiments of the present invention, control device, will be according to the offset voltage after obtaining the offset voltage of booster pump
Adjust booster pump output voltage so that the output voltage of booster pump be able to maintain it is constant.
Wherein, the offset voltage of booster pump can may be positive number for negative, if negative, then illustrate to need to reduce defeated
Voltage out, and reduced value is the value of the offset voltage, for example, demonstrating the need for if offset voltage is -5V by booster pump
Output voltage reduces 5V on the basis of current voltage.It if positive number, then says and needs to increase output voltage, and the value increased is
The value of the offset voltage, for example, if offset voltage be 5V, demonstrate the need for by the output voltage of booster pump current voltage base
Increase 5V on plinth.
In a manner mentioned above, the booster pump in the embodiment of the present invention will remain in constant voltage, and the voltage is pre-
The voltage rating set.And since the output voltage of booster pump is able to maintain constant, will make the revolving speed of booster pump also will keep permanent
It is fixed, and it is maintained at preset rated speed, on the basis of the revolving speed of booster pump is kept constant, the discharge pressure of booster pump also will
It keeps constant, that is, is maintained at specified discharge pressure.
In embodiments of the present invention, control device will test the operating parameter of booster pump, and the operating parameter detected includes
The current electric current commutating pulse number of booster pump and current current value, and pressurization is determined using the current electric current commutating pulse number
The current rotating speed of pump, if current rotating speed and preset rated speed be not identical, and current rotating speed and preset cleaning procedure are specified
Revolving speed is not identical, and the offset voltage of booster pump is determined according to the current rotating speed, current current value and preset rated speed, and
According to the offset voltage adjustment booster pump output voltage so that the output voltage of booster pump be able to maintain it is constant.And it is being pressurized
In the case that the output voltage of pump is kept constant, the discharge pressure of booster pump will also be kept constant, and can effectively be realized to increasing
The control of the discharge pressure of press pump.
In embodiments of the present invention, if current rotating speed and preset rated speed be not identical, and current rotating speed and preset
Cleaning procedure rated speed is identical, then the water purifier where illustrating booster pump is currently running cleaning procedure, wherein water purifier is opening
After dynamic cleaning procedure, the discharge pressure of booster pump reduces, and water flow becomes larger, and increases the revolving speed of booster pump, booster pump
Revolving speed increase will lead to booster pump noise increase.
It is explained below when water purifier runs cleaning procedure, reducing increasing by way of controlling the output voltage of booster pump
The method of the noise of press pump.
Referring to Fig. 3, for the flow diagram of the control method of the output voltage of booster pump in third embodiment of the invention,
Include:
Step 301, the operating parameter for detecting booster pump；
The content that step 301 describes is similar to the content that step 201 in second embodiment shown in Fig. 2 describes, and does not do herein
It repeats.
Step 302, using the quotient between the commutator the piece number of current electric current commutating pulse number and booster pump as pressurization
The current rotating speed of pump；
It in embodiments of the present invention, further include commutator in water purifier, at work, commutator will generate electric current to water purifier
Commutating pulse, and the electric current commutating pulse number that commutator generates can be detected in detection device.
In embodiments of the present invention, control device calculates working as booster pump using the current electric current commutating pulse number of booster pump
Preceding revolving speed specifically may is that quotient's working as booster pump between electric current commutating pulse number and the commutator the piece number of booster pump
Preceding revolving speed, it may be assumed that
The electric current commutating pulse number ÷ commutator the piece number of the current rotating speed of booster pump=current.
Wherein, commutator the piece number is stored in advance in control device.
If step 303, current rotating speed and preset rated speed be not identical, and current rotating speed and preset cleaning procedure volume
Determine that revolving speed is identical, then turns down the output voltage of booster pump to preset cleaning procedure voltage；
In embodiments of the present invention, if current rotating speed and preset rated speed be not identical, and current rotating speed and preset
Cleaning procedure rated speed is identical, then illustrates that water purifier has been turned on cleaning procedure, and control device is by the output voltage tune of booster pump
Down to preset cleaning procedure voltage.
It should be noted that in embodiments of the present invention, water purifier is after starting cleaning procedure, the water outlet pressure of booster pump
Power will be reduced to rated pressure, and the revolving speed for making booster pump is increased to preset cleaning procedure rated speed.
Wherein, when current rotating speed is identical as preset cleaning procedure rated speed, control device is by the booster pump
Output voltage is turned down to preset cleaning procedure voltage.By turning down the output voltage of booster pump, so that the revolving speed of booster pump subtracts
It is small, it can effectively realize the purpose for reducing the noise of booster pump.
If the time of step 304, booster pump output cleaning procedure voltage reaches preset washing time, by booster pump
Output voltage is turned up to preset voltage rating.
In embodiments of the present invention, the washing time of water purifier operation cleaning procedure has been prefixed in water purifier, if control
Device detects that the time of booster pump output cleaning procedure voltage reaches preset washing time, then shows that water purifier has been switched off
The output voltage of booster pump is turned up to preset voltage rating for cleaning procedure, control device.
In embodiments of the present invention, if current rotating speed and preset rated speed be not identical, and current rotating speed and preset
Cleaning procedure rated speed is identical, then turns down the output voltage of booster pump to preset cleaning procedure voltage.And if booster pump
The time of output cleaning procedure voltage reaches preset washing time, then the output voltage of booster pump is turned up to preset specified
Voltage.Make it possible to reduce booster pump by way of the output voltage for turning down booster pump when water purifier runs cleaning procedure
Revolving speed, booster pump revolving speed reduction reduce the noise of booster pump, effectively reduce the noise of booster pump.
Referring to Fig. 4, showing for the functional module of the output voltage-operated device of booster pump in fourth embodiment of the invention
It is intended to, which includes:
Detection module 401, for detecting the operating parameter of booster pump；
Module 402 is adjusted, for adjusting the output voltage of booster pump according to the operating parameter of booster pump.
Wherein, the output voltage of booster pump, which changes, will make the revolving speed of booster pump change, the revolving speed of booster pump
Changing will make the discharge pressure of booster pump change.Specifically, the output voltage reduction of booster pump will be so that pressurization
The revolving speed of pump reduces, and the revolving speed reduction of booster pump increases the discharge pressure of booster pump.
In embodiments of the present invention, detection module 401 adjusts module 402 after detecting the operating parameter of booster pump
The output voltage that the booster pump is adjusted according to the operating parameter of booster pump, after output voltage adjustment, the revolving speed of booster pump
It changes, the revolving speed of booster pump, which changes, will make the discharge pressure of booster pump change, and make it possible to pass through control
The mode of the output voltage of booster pump realizes the control to the discharge pressure of booster pump.
Referring to Fig. 5, for the functional module signal of the output voltage-operated device of booster pump in fifth embodiment of the invention
Figure, the control device include detection module 401 described in fourth embodiment as shown in Figure 4 and adjustment module 402, and and Fig. 4
Content described in illustrated embodiment is similar, is not repeated herein.
In embodiments of the present invention, if water purifier not running cleaning procedure where booster pump, detection module 401 is detected
To operating parameter include the current electric current commutating pulse number of booster pump and current current value；
Then adjust module 402, comprising:
First computing module 501, for using between the commutator the piece number of current electric current commutating pulse number and booster pump
Current rotating speed of the quotient as booster pump；
It in embodiments of the present invention, further include commutator in water purifier, at work, commutator will generate electric current to water purifier
Commutating pulse, and the electric current commutating pulse number that commutator generates can be detected in detection device.
Wherein, detection module 401 is after detecting booster pump current electric current commutating pulse number and current current value,
First computing module 501 will calculate the current rotating speed of booster pump using the current electric current commutating pulse number of booster pump, specifically can be with
It is: using the quotient between electric current commutating pulse number and the commutator the piece number of booster pump as the current rotating speed of booster pump, it may be assumed that
The electric current commutating pulse number ÷ commutator the piece number of the current rotating speed of booster pump=current.
Wherein, commutator the piece number is stored in advance in control device.
Determining module 502, if it is not identical for current rotating speed and preset rated speed, and current rotating speed is rushed with preset
Washing procedure rated speed is not identical, then the compensation electricity of booster pump is determined according to current rotating speed, current current value and rated speed
Pressure；
In embodiments of the present invention, the first computing module 501 is after being calculated the current rotating speed of booster pump, control dress
It sets whether the current rotating speed for judging the booster pump is identical as preset rated speed, and whether specified with preset cleaning procedure
Revolving speed is not identical.
It should be noted that the preset rated speed is revolving speed of the water purifier in not running cleaning procedure, this is preset
Cleaning procedure rated speed be water purifier when running cleaning procedure, the revolving speed of booster pump.And the rated speed and rinse journey
Sequence rated speed is not identical.
Wherein, if the current rotating speed of booster pump is identical as rated speed, illustrate the discharge pressure of current booster pump and pre-
The specified discharge pressure set is identical, and the mode for not needing the revolving speed by adjusting booster pump adjusts the discharge pressure of booster pump.
Wherein, if the current rotating speed of booster pump and preset rated speed be not identical, and current rotating speed and preset flushing
Program rated speed is not identical, then illustrates that the discharge pressure of current booster pump and preset specified discharge pressure be not also identical, but
It is the water purifier and not running cleaning procedure where booster pump, current rotating speed of the determining module 502 according to booster pump, current electricity
Flow valuve and preset rated speed determine the offset voltage of booster pump.
Wherein, if the current rotating speed of booster pump and preset rated speed be not identical, and current rotating speed and preset flushing
Program rated speed is identical, then the water purifier where illustrating booster pump has been turned on cleaning procedure.
Wherein it is determined that module 502, comprising:
Second computing module 504, for by the difference of rated speed and current rotating speed multiplied by preset speed considerations coefficient,
Using obtained value as the compensating rotational speed of booster pump；
It is specific: compensating rotational speed=(preset rated speed-current rotating speed) * preset speed considerations coefficient.
Wherein, which is to be obtained according to product test value, and be pre-stored in control device
In.
Third computing module 505, for determining the offset voltage of booster pump using compensating rotational speed and current current value.
It is specific: the winding resistance of offset voltage=compensating rotational speed * KE+ current current value * booster pump.
Wherein, KE is constant, and the winding resistance of booster pump is pre-stored in control device.
Voltage regulator module 503, for the output voltage according to offset voltage adjustment booster pump, so that the output of booster pump
Voltage is able to maintain in preset voltage rating.
In embodiments of the present invention, determining module 502 is after obtaining the offset voltage of booster pump, voltage regulator module
503 will according to the offset voltage adjust booster pump output voltage so that the output voltage of booster pump be able to maintain it is constant.
Wherein, the offset voltage of booster pump can may be positive number for negative, if negative, then illustrate to need to reduce defeated
Voltage out, and reduced value is the value of the offset voltage, for example, demonstrating the need for if offset voltage is -5V by booster pump
Output voltage reduces 5V on the basis of current voltage.It if positive number, then says and needs to increase output voltage, and the value increased is
The value of the offset voltage, for example, if offset voltage be 5V, demonstrate the need for by the output voltage of booster pump current voltage base
Increase 5V on plinth.
In a manner mentioned above, the booster pump in the embodiment of the present invention will remain in constant voltage, and the voltage is pre-
The voltage rating set.And since the output voltage of booster pump is able to maintain constant, will make the revolving speed of booster pump also will keep permanent
It is fixed, and it is maintained at preset rated speed, on the basis of the revolving speed of booster pump is kept constant, the discharge pressure of booster pump also will
It keeps constant, that is, is maintained at specified discharge pressure.
In embodiments of the present invention, detection module 401 detects the operating parameter of booster pump, and the operating parameter detected includes
The current electric current commutating pulse number of booster pump and current current value, and the first computing module 501 is changed using the current electric current
The current rotating speed of booster pump is determined to umber of pulse, if current rotating speed and preset rated speed be not identical, and current rotating speed and pre-
The cleaning procedure rated speed set is not identical, and determining module 502 is according to the current rotating speed, current current value and preset specified
Revolving speed determines the offset voltage of booster pump, and by voltage regulator module 503 according to the output electricity of offset voltage adjustment booster pump
Pressure so that the output voltage of booster pump be able to maintain it is constant.And in the case where the output voltage of booster pump is kept constant, pressurization
The discharge pressure of pump will also be kept constant, and can effectively realize the control to the discharge pressure of booster pump.
Referring to Fig. 6, showing for the functional module of the output voltage-operated device of booster pump in sixth embodiment of the invention
It is intended to, which includes detection module 401 and adjustment module 402 in the 5th embodiment as shown in Figure 5, and adjusts module
402 include the first computing module 501, determining module 502, voltage regulator module 503, and determining module 502 includes the second calculating
Module 504 and third computing module 505, and above-mentioned module is similar to content described in the 5th embodiment shown in Fig. 5, herein not
It repeats.
In embodiments of the present invention, module 402 is adjusted further include:
Module 601 is turned down, if for not identical in current rotating speed and preset rated speed, and current rotating speed and preset
Cleaning procedure rated speed is identical, then turns down the output voltage of booster pump to preset cleaning procedure voltage.
In embodiments of the present invention, if current rotating speed and preset rated speed be not identical, and current rotating speed and preset
Cleaning procedure rated speed is identical, then illustrates that water purifier has been turned on cleaning procedure, turns down module 601 for the output voltage of booster pump
It turns down to preset cleaning procedure voltage.
It should be noted that in embodiments of the present invention, water purifier is after starting cleaning procedure, the water outlet pressure of booster pump
Power will be reduced to rated pressure, and the revolving speed for making booster pump is increased to preset cleaning procedure rated speed.
Wherein, when current rotating speed is identical as preset cleaning procedure rated speed, module 601 is turned down by the booster pump
Output voltage turn down to preset cleaning procedure voltage.By turning down the output voltage of booster pump, so that the water outlet of booster pump
Pressure increases, and discharge pressure increase reduces the revolving speed of booster pump, can effectively realize the noise for reducing booster pump
Purpose.
Module 602 is turned up, it, will if the time for booster pump output cleaning procedure voltage reaches preset washing time
The output voltage of booster pump is turned up to preset voltage rating.
In embodiments of the present invention, the washing time of water purifier operation cleaning procedure has been prefixed in water purifier, if control
Device detects that the time of booster pump output cleaning procedure voltage reaches preset washing time, then shows that water purifier has been switched off
Cleaning procedure is turned up module 602 and the output voltage of booster pump is turned up to preset voltage rating.
In embodiments of the present invention, if current rotating speed and preset rated speed be not identical, and current rotating speed and preset
Cleaning procedure rated speed is identical, then turns down module 601 and turn down the output voltage of booster pump to preset cleaning procedure voltage.
And if the time of booster pump output cleaning procedure voltage reaches preset washing time, and module 602 is turned up by the defeated of booster pump
Voltage is turned up to preset voltage rating out.Make it possible to when water purifier runs cleaning procedure, by turning down the defeated of booster pump
The mode of voltage reduces the revolving speed of booster pump out, and the revolving speed reduction of booster pump reduces the noise of booster pump, effectively subtracts
The noise of small booster pump.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art
The part contributed out can be embodied in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal device (can be mobile phone, computer, clothes
Be engaged in device, air conditioner or the network equipment etc.) method that executes each embodiment of the present invention.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (6)
1. a kind of output voltage control method of booster pump, which is characterized in that the described method includes:
Detect the operating parameter of the booster pump, the operating parameter include the current electric current commutating pulse number of the booster pump and
Current current value；
The output voltage of the booster pump is adjusted according to the operating parameter of the booster pump, comprising:
Using the quotient between the current electric current commutating pulse number of the booster pump and the commutator the piece number of the booster pump as institute
The current rotating speed of booster pump is stated, and adjusts the output voltage of the booster pump according to the current rotating speed, comprising:
If the current rotating speed and preset rated speed be not identical, and the current rotating speed and specified turn of preset cleaning procedure
Speed is not identical, then the benefit of the booster pump is determined according to the current rotating speed, the current current value and the rated speed
Repay voltage, comprising:
By the difference of the rated speed and the current rotating speed multiplied by preset speed considerations coefficient, using obtained value as institute
State the compensating rotational speed of booster pump；
The offset voltage of the booster pump is determined using the compensating rotational speed and the current current value；
The output voltage of the booster pump is adjusted according to the offset voltage, so that the output voltage of the booster pump is able to maintain
In preset voltage rating；
Wherein, the preset rated speed is the revolving speed of water purifier booster pump in not running cleaning procedure, described preset
Cleaning procedure rated speed is the revolving speed of water purifier booster pump when running cleaning procedure, the preset rated speed with it is described
Preset cleaning procedure rated speed is not identical.
2. the method according to claim 1, wherein the method also includes:
If the current rotating speed and preset rated speed be not identical, and the current rotating speed and specified turn of preset cleaning procedure
Speed is identical, then turns down the output voltage of the booster pump to preset cleaning procedure voltage.
3. according to the method described in claim 2, it is characterized in that, the method also includes:
If the time that the booster pump exports the cleaning procedure voltage reaches preset washing time, by the booster pump
Output voltage is turned up to preset voltage rating.
4. a kind of output voltage-operated device of booster pump, which is characterized in that described device includes:
Detection module, for detecting the operating parameter of the booster pump, the operating parameter includes the current electricity of the booster pump
Flow commutating pulse number and current current value；
Module is adjusted, for adjusting the output voltage of the booster pump according to the operating parameter of the booster pump；
Wherein, the adjustment module includes:
First computing module, for using between the commutator the piece number of current the electric current commutating pulse number and the booster pump
Current rotating speed of the quotient as the booster pump；
Determining module, if it is not identical for the current rotating speed and preset rated speed, and the current rotating speed and preset
Cleaning procedure rated speed is not identical, then is determined according to the current rotating speed, the current current value and the rated speed
The offset voltage of the booster pump；Wherein, the preset rated speed is water purifier booster pump in not running cleaning procedure
Revolving speed, the preset cleaning procedure rated speed is the revolving speed of water purifier booster pump when running cleaning procedure, described pre-
The rated speed set and the preset cleaning procedure rated speed be not identical；
Wherein, the determining module, comprising:
Second computing module, for by the difference of the rated speed and the current rotating speed multiplied by preset speed considerations system
Number, using obtained value as the compensating rotational speed of the booster pump；
Third computing module, for determining the compensation electricity of the booster pump using the compensating rotational speed and the current current value
Pressure；
Voltage regulator module, for adjusting the output voltage of the booster pump according to the offset voltage, so that the booster pump
Output voltage be able to maintain in preset voltage rating.
5. device according to claim 4, which is characterized in that the adjustment module further include:
Module is turned down, if it is not identical for the current rotating speed and preset rated speed, and the current rotating speed and preset
Cleaning procedure rated speed is identical, then turns down the output voltage of the booster pump to preset cleaning procedure voltage.
6. device according to claim 5, which is characterized in that described device further include:
Module is turned up, if the time for the booster pump to export the cleaning procedure voltage reaches preset washing time,
The output voltage of the booster pump is turned up to preset voltage rating.
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| CN201510982028.4A CN105587650B (en) | 2015-12-22 | 2015-12-22 | the output voltage control method and device of booster pump |
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| CN201510982028.4A CN105587650B (en) | 2015-12-22 | 2015-12-22 | the output voltage control method and device of booster pump |
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| CN105587650B true CN105587650B (en) | 2018-12-25 |
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| CN108278198B (en) * | 2018-01-10 | 2020-05-19 | 杭州九阳净水***有限公司 | Control method for booster pump of water purifier |
| CN109965997A (en) * | 2019-03-29 | 2019-07-05 | 上海智觅智能科技有限公司 | A kind of intelligent function and its detection algorithm of tooth flusher |
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| US6607360B2 (en) * | 2001-07-17 | 2003-08-19 | Itt Industries Flojet | Constant pressure pump controller system |
| JP4438281B2 (en) * | 2002-11-15 | 2010-03-24 | ダイキン工業株式会社 | Pump driving method and apparatus |
| CN101634291A (en) * | 2008-07-23 | 2010-01-27 | 微创医疗器械(上海)有限公司 | Control system and control method for output liquid amount of pump |
| JP5704882B2 (en) * | 2010-10-20 | 2015-04-22 | 日本電産サンキョー株式会社 | Pump control device and pump device |
| JP5763329B2 (en) * | 2010-11-30 | 2015-08-12 | アルバック機工株式会社 | Pump device and control method thereof |
| US9695815B2 (en) * | 2012-02-16 | 2017-07-04 | Ulvac Kiko, Inc. | Pump device and method for controlling the same |
| CN103306957A (en) * | 2013-06-13 | 2013-09-18 | 大连海事大学 | Pneumatic booster pump embedded controller based on singlechip and control method |
| CN104088780B (en) * | 2014-06-17 | 2016-12-07 | 广东艾沃科技有限公司 | The booster pump feedback circuit of water purifier and guard method thereof |
| CN204610174U (en) * | 2015-04-22 | 2015-09-02 | 无锡市飞度自动化设备有限公司 | A kind of regulable speed type emulsion power pack |
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