CN110388847A - Water cooler and its cleaning control method and device - Google Patents
Water cooler and its cleaning control method and device Download PDFInfo
- Publication number
- CN110388847A CN110388847A CN201910665099.XA CN201910665099A CN110388847A CN 110388847 A CN110388847 A CN 110388847A CN 201910665099 A CN201910665099 A CN 201910665099A CN 110388847 A CN110388847 A CN 110388847A
- Authority
- CN
- China
- Prior art keywords
- condenser
- cleaning
- temperature difference
- control
- water cooler
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G1/00—Non-rotary, e.g. reciprocated, appliances
- F28G1/12—Fluid-propelled scrapers, bullets, or like solid bodies
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G15/00—Details
- F28G15/003—Control arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention discloses a kind of water cooler and its cleaning control methods and device, which comprises obtains the heat transfer temperature difference of the condenser in water cooler after cleaning at least once；It detects and determines that the heat transfer temperature difference is greater than first temperature difference, the condenser current cleaning frequency is shortened in control；It detects and determines that the heat transfer temperature difference is less than or equal to first temperature difference, control extends the condenser current cleaning frequency.When the heat transfer temperature difference of this method condenser in water cooler is greater than preset first temperature difference, shorten the condenser current cleaning frequency, and when heat transfer temperature difference is less than or equal to first temperature difference, extend the condenser current cleaning frequency, so that the operating status of condenser matches with the cleaning frequency, it avoids the higher or lower frequency to clean condenser, to reduce the energy consumption of water cooler, and improves the service life of cleaning device.
Description
Technical field
The present invention relates to technical field of refrigeration equipment, more particularly to a kind of water cooler and its cleaning control method and dress
It sets.
Background technique
Water cooler includes air-cooled liquid chillers and water-cooled cold water unit.Wherein, water-cooled cold water unit usually makes
It is radiated with cooling tower, but since cooling tower is often connected to external environment, this allows for being easy in cooling water recirculation system
Be mixed into impurity, and then cause the dirty stifled, fouling of the heat-exchanging tube bundle of condenser in water cooler etc., further, so that condenser
Heat exchange efficiency is decreased obviously and the condensing pressure of condenser rises, and so as to cause the rising of water cooler operation energy consumption, or even is gone out
Existing high voltage protective phenomenon.
In the related technology, the dirty stifled, fouling of the heat-exchanging tube bundle of condenser in order to prevent, connection can be clear on cooling water pipe road
Wash the device of heat pipe bundle, control cleaning device according to setting cleaning frequency or period, exchange heat pipe bundle cleaned,
But the dirty stifled, fouling of heat-exchanging tube bundle under different service conditions toward in the past having differences, according to the cleaning frequency of setting
Or period exchange heat pipe bundle is cleaned, cleaning effect is unsatisfactory.
Summary of the invention
One of the technical issues of the present invention is directed to solve in the related technology at least to some extent.
For this purpose, the first purpose of this invention is to provide a kind of cleaning control method of water cooler, it can be according to cold
The operating status of water dispenser group is that cleaning device selects the suitable cleaning frequency, can not only reduce the energy consumption of water cooler, mention
The service life of cleaning device is risen, and is conducive to be promoted the cleaning effect of condenser in water cooler.
Second object of the present invention is to provide a kind of cleaning control device of water cooler.
Third object of the present invention is to propose a kind of water cooler.
Fourth object of the present invention is to propose a kind of electronic equipment.
5th purpose of the invention is to propose a kind of computer readable storage medium.
In order to achieve the above objectives, first aspect present invention embodiment provides a kind of cleaning control method of water cooler,
The described method includes:
Obtain the heat transfer temperature difference of the condenser in water cooler after cleaning at least once；
It detects and determines that the heat transfer temperature difference is greater than first temperature difference, the condenser current cleaning frequency is shortened in control；
It detects and determines that the heat transfer temperature difference is less than or equal to first temperature difference, it is current that control extends the condenser
Cleaning frequency.
According to one embodiment of present invention, further includes:
It detects and determines that the heat transfer temperature difference is less than or equal to second temperature difference, then stop continuing to clean the condenser,
In, first temperature difference is greater than second temperature difference.
According to one embodiment of present invention, after the cleaning frequency for adjusting the condenser, further includes:
The operating status of the condenser is detected, according to the operation state, identifies that the condenser is cleaned.
According to one embodiment of present invention, it is described according to the operation state, it is clear to identify that the condenser needs to carry out
It washes, comprising:
The condensation saturation pressure for obtaining the condenser determines the condensation of the condenser according to the condensation saturation pressure
Pressure threshold；
It detects and determines that the real-time condensing pressure of the condenser is greater than the condensing pressure threshold value, control generates described cold
The clear instruction of condenser；
It detects and determines that the real-time condensing pressure is less than or equal to the condensing pressure threshold value, control is forbidden described in generation
The clear instruction of condenser.
According to one embodiment of present invention, the condensation pressure that the condenser is determined according to the condensation saturation pressure
Force threshold, comprising:
According to the physical characteristic of refrigerant in the condenser, pressure supplement is determined；
According to the condensation saturation pressure and the pressure supplement, the condensing pressure threshold value of the condenser is determined.
According to one embodiment of present invention, after the clear instruction of the control generation condenser, further includes:
Cleaning device is controlled within the cleaning frequency exports cleaning glueballs to the condenser；
The cleaning device is controlled within the cleaning frequency, and the cleaning glueballs is recycled from the condenser.
According to one embodiment of present invention, the control cleaning device is served a ball to the condenser, comprising:
Control service motor-driven valve feedback is shown in a fully open operation with water intaking motor-driven valve；
Control starts the service pump in the cleaning device, is cleaned with emitting cleaning glueballs to the condenser；Inspection
It surveys and determines that the operation duration of the service pump reaches the first duration, the service pump, and the shutdown service are closed in control
Motor-driven valve and the water intaking motor-driven valve.
According to one embodiment of present invention, the control cleaning device recycles the cleaning from the condenser
Glueballs, comprising:
It obtains service motor-driven valve and motor-driven valve duration in an off state of fetching water, identifies that the duration reaches
Second duration controls the receipts ball motor-driven valve and is shown in a fully open operation；
Control starts the receipts ball pump in the cleaning device, to recycle the cleaning glueballs from the condenser；
It detects and determines that the operation duration of the receipts ball pump reaches third duration, the receipts ball pump, Yi Jiguan are closed in control
Break the receipts ball motor-driven valve.
According to one embodiment of present invention, the cleaning control method of the water cooler is by being integrated in the water cooler
In control unit execute.
The cleaning control method of water cooler provided in an embodiment of the present invention, the heat transfer temperature difference of condenser in water cooler
When greater than preset first temperature difference, shorten the condenser current cleaning frequency, and be less than or equal to first temperature difference in heat transfer temperature difference
When, extend condenser current cleaning frequency so that the operating status of condenser matches with the cleaning frequency, avoid it is higher or
The lower frequency cleans condenser, to reduce the energy consumption of water cooler, and improves the service life of cleaning device.
Second aspect of the present invention embodiment provides a kind of cleaning control device of water cooler, and described device includes:
Module is obtained, for obtaining the heat transfer temperature difference of condenser in water cooler；
Control module, for detecting and determining that the heat transfer temperature difference is greater than first temperature difference, control, which is shortened, cleans the condensation
The period of device；And detect and determine that the heat transfer temperature difference is less than or equal to first temperature difference, it is described cold that control extends cleaning
The period of condenser.
According to one embodiment of present invention, the control module, is also used to:
It detects and determines that the heat transfer temperature difference is less than or equal to second temperature difference, then stop continuing to clean the condenser,
In, first temperature difference is greater than second temperature difference.
According to one embodiment of present invention, the control module, is also used to:
The operating status of the condenser is detected, according to the operation state, identifies that the condenser is cleaned.
According to one embodiment of present invention, the control module, is also used to:
The condensation saturation pressure for obtaining the condenser determines the condensation of the condenser according to the condensation saturation pressure
Pressure threshold；
It detects and determines that the real-time condensing pressure of the condenser is greater than the condensing pressure threshold value, control generates described cold
The clear instruction of condenser；
It detects and determines that the real-time condensing pressure is less than or equal to the condensing pressure threshold value, control is forbidden described in generation
The clear instruction of condenser.
According to one embodiment of present invention, the control module, is also used to:
According to the physical characteristic of refrigerant in the condenser, pressure supplement is determined；
According to the condensation saturation pressure and the pressure supplement, the condensing pressure threshold value of the condenser is determined.
According to one embodiment of present invention, the control module, is also used to:
Cleaning device is controlled within the cleaning frequency exports cleaning glueballs to the condenser；
The cleaning device is controlled within the cleaning frequency, and the cleaning glueballs is recycled from the condenser.
According to one embodiment of present invention, the control module, is also used to:
Control service motor-driven valve feedback is shown in a fully open operation with water intaking motor-driven valve；
Control starts the service pump in the cleaning device, is cleaned with emitting cleaning glueballs to the condenser；Inspection
It surveys and determines that the operation duration of the service pump reaches the first duration, the service pump, and the shutdown service are closed in control
Motor-driven valve and the water intaking motor-driven valve.
According to one embodiment of present invention, the control module, is also used to:
It obtains service motor-driven valve and motor-driven valve duration in an off state of fetching water, identifies that the duration reaches
Second duration controls the receipts ball motor-driven valve and is shown in a fully open operation；
Control starts the receipts ball pump in the cleaning device, to recycle the cleaning glueballs from the condenser；
It detects and determines that the operation duration of the receipts ball pump reaches third duration, the receipts ball pump, Yi Jiguan are closed in control
Break the receipts ball motor-driven valve.
According to one embodiment of present invention, the cleaning control device of the water cooler is integrated in the water cooler
In control unit.
The cleaning control device of water cooler provided in an embodiment of the present invention, the heat transfer temperature difference of condenser in water cooler
When greater than preset first temperature difference, shorten the condenser current cleaning frequency, and be less than or equal to first temperature difference in heat transfer temperature difference
When, extend condenser current cleaning frequency so that the operating status of condenser matches with the cleaning frequency, avoid it is higher or
The lower frequency cleans condenser, to reduce the energy consumption of water cooler, and improves the service life of cleaning device.
Third aspect present invention embodiment provides a kind of hot water treatment device, including cooling-water machine described in second aspect
The cleaning control device of group.
Fourth aspect present invention embodiment provides a kind of electronic equipment, including memory, processor；
Wherein, the processor run by reading the executable program code stored in the memory with it is described can
The corresponding program of program code is executed, with the cleaning control method for realizing water cooler described in first aspect.
Fifth aspect present invention embodiment provides a kind of computer readable storage medium, is stored thereon with computer journey
Sequence realizes the cleaning control method of water cooler described in first aspect when the program is executed by processor.
Detailed description of the invention
Fig. 1 is the flow diagram of the cleaning control method of water cooler in one embodiment disclosed by the invention；
Fig. 2 is all to the cleaning of condenser in the cleaning control method of water cooler in one embodiment disclosed by the invention
Phase be adjusted after step schematic diagram；
Fig. 3 is whether to identify condenser in the cleaning control method of water cooler in another embodiment disclosed by the invention
The step schematic diagram cleaned；
Fig. 4 is to determine condensing pressure threshold value in one embodiment disclosed by the invention in the cleaning control method of water cooler
Step schematic diagram；
Fig. 5 is the schematic diagram that water cooler is connected with cleaning device in one embodiment disclosed by the invention；
Fig. 6 is the structural schematic diagram of the cleaning control device of water cooler in one embodiment disclosed by the invention；
Fig. 7 is the structural schematic diagram of water cooler in one embodiment disclosed by the invention；
Fig. 8 is the structural schematic diagram of electronic equipment in one embodiment disclosed by the invention.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings the water cooler and its cleaning control method and device of the embodiment of the present invention are described.
Fig. 1 is the flow diagram of the cleaning control method of water cooler in one embodiment disclosed by the invention.Such as Fig. 1
It is shown, the cleaning control method of the water cooler of the embodiment of the present invention, comprising the following steps:
S101, the heat transfer temperature difference for obtaining the condenser in water cooler after cleaning at least once.
In water cooler operational process, the condensation temperature and leaving water temperature of the condenser in water cooler are supervised
It surveys, and condensation temperature and leaving water temperature is subtracted each other, the heat transfer temperature difference of condenser can be obtained.
Optionally, in order to improve the precision of control, can continuous or interval preset time monitor the condensation of condenser
Temperature and leaving water temperature, and calculate the heat transfer temperature difference of condenser.Further, the multiple heat transfer temperature differences that will acquire are weighted
It is average, to get the average value of heat transfer temperature difference.
It should be noted that due to differing larger with the heat transfer temperature difference after cleaning before condenser cleaning, if before cleaning
Heat transfer temperature difference afterwards is averaged, it will reduces the accuracy of control, therefore, the heat transfer temperature difference got in the present embodiment is
Heat transfer temperature difference after cleaning.
Size between S102, identification heat transfer temperature difference and first temperature difference.
It should be noted that first temperature difference is preset in the present embodiment, and when heat transfer temperature difference is greater than first temperature difference, table
Phenomena such as heat exchanger in bright condenser dirty stifled, fouling, is more serious, and condenser can not work normally, and then need at this time higher
The frequency cleans condenser, so that the working condition of condenser reaches best；And when heat transfer temperature difference is less than or equal to the
When one temperature difference, phenomena such as showing the dirty stifled, fouling of heat exchanger in condenser, is lighter, and condenser can work normally, and then may be used at this time
With being cleaned to condenser for the lower frequency, to guarantee that the working condition of condenser reaches best.
After getting the heat transfer temperature difference of condenser, heat transfer temperature difference is compared with preset first temperature difference.If
Heat transfer temperature difference is greater than first temperature difference, and the condenser current cleaning frequency is shortened in control, i.e. execution step S103；If heat transfer temperature difference
Less than or equal to first temperature difference, control extends the condenser current cleaning frequency, i.e. execution step S104.
S103, control shorten the condenser current cleaning frequency.
When heat transfer temperature difference is greater than first temperature difference, then shorten the current cleaning frequency of condenser, quickly to make condenser
Working condition reaches best.
S104, control extend the condenser current cleaning frequency.
When heat transfer temperature difference is less than or equal to first temperature difference, then extend the current cleaning frequency of condenser, to guarantee to condense
The working condition of device can reach best.
Further, it is also preset with second temperature difference in the present embodiment, wherein first temperature difference is greater than second temperature difference.When changing
When the hot temperature difference is less than or equal to second temperature difference, shows that the heat exchanger in condenser does not occur phenomena such as dirty stifled, fouling, condense at this time
The working condition of device is splendid, therefore, there is no need to clean condenser.That is to say, when detecting and determining that heat transfer temperature difference is less than
Or when being equal to second temperature difference, then stop continuing to clean condenser.
In conclusion the cleaning control method of water cooler provided in an embodiment of the present invention, the condenser in water cooler
Heat transfer temperature difference when being greater than preset first temperature difference, shorten condenser current cleaning frequency, and be less than or wait in heat transfer temperature difference
When first temperature difference, the extension condenser current cleaning frequency keeps away so that the operating status of condenser matches with the cleaning frequency
Exempt from the higher or lower frequency to clean condenser, to reduce the energy consumption of water cooler, and improves cleaning device
Service life.
On the basis of above-described embodiment, it after the cleaning frequency to condenser is adjusted, then can control clear
Cleaning device cleans condenser.Specifically, as shown in Figure 2, comprising the following steps:
S201, the operating status for detecting condenser.
Specifically, can real-time or interval preset time detection condenser operating status.For example, can detecte condensation
Heat dissipation capacity, inflow temperature, leaving water temperature, condensation saturation temperature, condensation saturation pressure, real-time condensing pressure of device etc..
S202, according to operating status, identify that condenser is cleaned.
As a kind of possible embodiment, can be identified according to the real-time condensing pressure of condenser condenser whether need
It is cleaned.Specifically, as shown in Figure 3, comprising the following steps:
S301, the condensation saturation pressure for obtaining condenser.
In the present embodiment, can according to the condensation saturation temperature of condenser, inquire preset condensation saturation temperature with it is cold
Mapping relations icon between solidifying saturation pressure, determines the condensation saturation pressure of condenser.
It, can be according to the heat dissipation capacity of condenser, heat exchange area, heat transfer coefficient, Inlet and outlet water when obtaining condensation saturation temperature
Temperature is determined.Specific formula for calculation is as follows:
Qh=Kc*Fc*(Tw-out-Tw-in)/ln((Tc-Tw-in)/(Tc-Tw-out))
Wherein, TcTo condense saturation temperature, QhFor heat dissipation capacity, KcFor heat transfer coefficient, FcFor heat exchange area, Tw-inFor water inlet temperature
Degree, Tw-outFor leaving water temperature.
It should be understood that the heat transfer coefficient and heat exchange area in above-mentioned formula are preparatory calibration value, and pass in and out water temperature
Degree then detect obtaining by temperature sensor.It then can be with the refrigerant of compressor in water cooler for heat dissipation capacity
The second outlet enthalpy of flow, the first outlet enthalpy of condenser and compressor is obtained.Specific formula for calculation is as follows:
Qh=m* (h1-h2)
Wherein, QhFor heat dissipation capacity, m is the refrigerant flow of compressor, h1For first outlet enthalpy, h2For second outlet enthalpy
Value.
For the refrigerant flow m of compressor, then can according to the volumetric efficiency of compressor, compressor theoretical displacement,
The operating load and compressor inlet of compressor are calculated than volume.Specific formula for calculation is as follows:
M=ηv*Vth*L/Vin
Wherein, m is the refrigerant flow of compressor, ηvFor the volumetric efficiency of compressor, VthFor the theoretical displacement of compressor,
L is the operating load of compressor, VinCompare volume for compressor inlet.
S302, the condensing pressure threshold value that condenser is determined according to condensation saturation pressure.
Specifically, determining condensation saturation pressure, it can compensated to condensation saturation pressure, to be condensed
Pressure threshold.As shown in Figure 4, comprising the following steps:
S401, according to the physical characteristic of refrigerant in condenser, determine pressure supplement.
There is different refrigerants different physical characteristics therefore can preset the physical characteristic and pressure of refrigerant
Mapping relations chart between force compensating value further inquires preset mapping relations icon, it can according to refrigeration
The physical characteristic of agent determines pressure supplement.
S402, according to condensation saturation pressure and pressure supplement, determine the condensing pressure threshold value of condenser.
Saturation pressure will be condensed and pressure supplement carries out read group total, it can determine condensing pressure threshold value.
S303, identify condenser real-time condensing pressure and condensing pressure threshold value between size relation.
When the real-time condensing pressure of condenser be greater than condensing pressure threshold value when, show the current heat exchange efficiency of condenser compared with
Difference, at this time if do not cleaned to condenser, real-time condensing pressure continues to increase, and water cooler is then easy to appear high pressure
Phenomenon is protected, therefore, then controls the clear instruction for generating condenser at this time, is i.e. execution step S304.And work as real-time condensing pressure
When less than or equal to condensing pressure threshold value, show that the current heat exchange efficiency of condenser is normal, do not need at this time to condenser into
Row cleaning, then control forbids generating the clear instruction of condenser, i.e. execution step S305.
S304, control generate the clear instruction of condenser.
S305, control forbid generating the clear instruction of condenser.
It should be noted that being real-time condensing pressure, heat dissipation capacity, the heat exchange area, biography in conjunction with condenser in the present embodiment
The running state parameters such as hot coefficient, inlet and outlet temperature identify whether condenser needs to clean.Due to the operating status of condenser
Whether parameter more can really reflect the working condition of condenser, need to clean this improves identification condenser
Accuracy, and based on the heat transfer temperature difference of condenser to identify whether condenser needs to clean more reasonable compared to single.
On the basis of above-described embodiment, after the clear instruction that control generates condenser, then start control cleaning
Device cleans condenser.
Cleaning device will first carry out service instruction when cleaning condenser, then executes and receive ball instruction, to complete to cleaning glue
The transmitting and recycling of ball.Wherein, service instruction and receipts ball instruction can carry out repetitive operation according to the actual situation, not limit herein
It is fixed.
In the present embodiment, cleaning device includes service motor-driven valve, receives ball motor-driven valve, water intaking motor-driven valve, service pump and receive
Ball pump.Wherein, service motor-driven valve is issued to heat-exchanging tube bundle from ball storage chamber for controlling cleaning glueballs, receives ball motor-driven valve for controlling
Cleaning glueballs returns to ball storage chamber, and water intaking motor-driven valve, which is led in ball storage chamber for controlling condensed water, goes out cleaning bead, service pump
For providing the power that cleaning glueballs is dealt into heat-exchanging tube bundle from ball storage chamber, receipts ball pump will clean glueballs from heat exchanger tube for providing
Beam is recovered to the power of ball storage chamber.
When cleaning device executes service instruction, firstly, control service motor-driven valve and water intaking motor-driven valve open simultaneously, sending out
In ball motor-driven valve and water intaking motor-driven valve opening procedure, the two will real-time or intermittence feedback opening amount signal；If in view of service
Motor-driven valve does not fully open just transmitting cleaning glueballs, then can damage cleaning glueballs or block cleaning glueballs, therefore, this implementation
In example when receiving service motor-driven valve and water intaking motor-driven valve feeds back standard-sized sheet signal, then starting service pump is controlled, to condensation
Device transmitting cleaning glueballs is cleaned, wherein water intaking motor-driven valve standard-sized sheet can guarantee that water route is unobstructed.Then, in the fortune of service pump
When row duration reaches the first duration, glueballs is cleaned at this time and is all launched into condenser, then control closing service pump.Together
When, in order to avoid water by-pass and guarantee refrigerating capacity, then control shutdown service motor-driven valve and water intaking motor-driven valve, until receiving
To the full OFF signal of service motor-driven valve and both motor-driven valves feedback of fetching water.It should be understood that in the present embodiment, when being arranged first
In order to guarantee the ample time of transmitting cleaning glueballs when long, to avoid leakage hair cleaning glueballs.
After cleaning device executes service instruction, then to the full OFF signal of service motor-driven valve and both motor-driven valves feedback of fetching water
Duration be monitored.When getting service motor-driven valve and motor-driven valve duration in an off state of fetching water reaches second
When long, show that starting cleaning glueballs is basically completed the cleaning to condenser, then controls receive ball motor-driven valve opening at this time.
Wherein, ball motor-driven valve is received during opening, it also will real-time or intermittence feedback opening amount signal；If electronic in view of receiving ball
Valve does not fully open with regard to recovery and rinsing glueballs, then can damage cleaning glueballs or block cleaning glueballs, therefore, in the present embodiment
When receiving receipts ball motor-driven valve feedback standard-sized sheet signal, then controls starting and receive ball pump, with the recovery and rinsing glueballs from condenser.For
Guarantee all to recycle all cleaning glueballs and finish, is detecting that the operation duration for receiving ball pump reaches in the present embodiment
After third duration, it can just control and receive ball pump closing.Meanwhile in order to avoid water by-pass and guaranteeing refrigerating capacity, then control pass
It is disconnected to receive ball motor-driven valve, until receiving the full OFF signal for receiving ball motor-driven valve feedback.
On the basis of above-described embodiment, in order to reduce the cleaning cost of water cooler, cleaning dress in the present embodiment
It is set to a part of water cooler, wherein the controller of cleaning device is integrated in the controller of water cooler.That is,
The instruction that cleaning device work is controlled in the present embodiment is issued by water cooler itself.Wherein, water cooler can directly to
Cleaning device exports on-off model, as shown in figure 5, mainboard controller in water cooler by cable directly and cleaning device
It is connected.
It should be understood that the instruction of control cleaning device work can also be issued by cleaning device itself, i.e. cleaning fills
Itself is set with control function.
In order to realize above-described embodiment, the embodiment of the invention also provides a kind of cleaning control devices of water cooler.
Fig. 6 is the structural schematic diagram of the cleaning control device of water cooler in one embodiment disclosed by the invention, such as Fig. 6
Shown, which includes:
Module 601 is obtained, for obtaining the heat transfer temperature difference of condenser in water cooler；
Control module 602, for detecting and determining that heat transfer temperature difference is greater than first temperature difference, the week of cleaning condenser is shortened in control
Phase；And detect and determine that heat transfer temperature difference is less than or equal to first temperature difference, control extends the period of cleaning condenser.
Further, control module 602 are also used to:
It detects and determines that heat transfer temperature difference is less than or equal to second temperature difference, then stop continuing to clean condenser, wherein the first temperature
Difference is greater than second temperature difference.
Further, control module 602 are also used to:
The operating status for detecting condenser identifies that condenser is cleaned according to operating status.
Further, control module 602 are also used to:
The condensation saturation pressure for obtaining condenser determines the condensing pressure threshold value of condenser according to condensation saturation pressure；
It detects and determines that the real-time condensing pressure of condenser is greater than condensing pressure threshold value, the cleaning that control generates condenser refers to
It enables；
It detects and determines that real-time condensing pressure is less than or equal to condensing pressure threshold value, control forbids generating the cleaning of condenser
Instruction.
Further, control module 602 are also used to:
According to the physical characteristic of refrigerant in condenser, pressure supplement is determined；
According to condensation saturation pressure and pressure supplement, the condensing pressure threshold value of condenser is determined.
Further, control module 602 are also used to:
Cleaning device is controlled within the cleaning frequency exports cleaning glueballs to condenser；
Cleaning device recovery and rinsing glueballs from condenser is controlled within the cleaning frequency.
Further, control module 602 are also used to:
Control service motor-driven valve feedback is shown in a fully open operation with water intaking motor-driven valve；
Service pump in control starting cleaning device is cleaned with emitting cleaning glueballs to condenser；It detects and determines
The operation duration of service pump reaches the first duration, and service pump, and shutdown service motor-driven valve and water intaking motor-driven valve are closed in control.
Further, control module 602 are also used to:
It obtains service motor-driven valve and motor-driven valve duration in an off state of fetching water, identification duration reaches second
Duration, control are received ball motor-driven valve and are shown in a fully open operation；
Receipts ball pump in control starting cleaning device, with the recovery and rinsing glueballs from condenser；
It detects and determines that the operation duration for receiving ball pump reaches third duration, control, which is closed, receives ball pump, and ball electricity is received in shutdown
Dynamic valve.
Further, the cleaning control device of water cooler is integrated in the control unit of water cooler.
It should be understood that above-mentioned apparatus is used to execute method in above-described embodiment, corresponding program module in device,
Its implementing principle and technical effect is similar with the description in the above method, and the course of work of the device can refer in the above method
Corresponding process, details are not described herein again.
In conclusion the cleaning control device of water cooler provided in an embodiment of the present invention, the condenser in water cooler
Heat transfer temperature difference when being greater than preset first temperature difference, shorten condenser current cleaning frequency, and be less than or wait in heat transfer temperature difference
When first temperature difference, the extension condenser current cleaning frequency keeps away so that the operating status of condenser matches with the cleaning frequency
Exempt from the higher or lower frequency to clean condenser, to reduce the energy consumption of water cooler, and improves cleaning device
Service life.
In order to realize above-described embodiment, the embodiment of the invention also provides a kind of water coolers, as shown in fig. 7, the cold water
The cleaning control device 100 of aforementioned water cooler is provided in unit.
In order to realize above-described embodiment, the embodiment of the invention also provides a kind of electronic equipment, as shown in figure 8, the electronics
Equipment includes memory 801, processor 802；Wherein, processor 802 is by reading the executable program stored in memory 801
Code runs program corresponding with executable program code, with each step for realizing method above.
In order to realize above-described embodiment, the embodiment of the invention also provides a kind of computer readable storage mediums, deposit thereon
Computer program is contained, which realizes each step of method above when being executed by processor.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
First feature horizontal height is higher than second feature.Fisrt feature can be under the second feature " below ", " below " and " below "
One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (11)
1. a kind of cleaning control method of water cooler, which is characterized in that the described method includes:
Obtain the heat transfer temperature difference of the condenser in water cooler after cleaning at least once；
It detects and determines that the heat transfer temperature difference is greater than first temperature difference, the condenser current cleaning frequency is shortened in control；
It detects and determines that the heat transfer temperature difference is less than or equal to first temperature difference, control extends the current cleaning of the condenser
Period.
2. the method according to claim 1, wherein further include:
It detects and determines that the heat transfer temperature difference is less than or equal to second temperature difference, then stop continuing to clean the condenser, wherein institute
First temperature difference is stated greater than second temperature difference.
3. method according to claim 1 or 2, which is characterized in that after the cleaning frequency for adjusting the condenser, also
Include:
The operating status of the condenser is detected, according to the operation state, identifies that the condenser is cleaned.
4. according to the method described in claim 3, it is characterized in that, it is described according to the operation state, identify the condenser
It is cleaned, comprising:
The condensation saturation pressure for obtaining the condenser determines the condensing pressure of the condenser according to the condensation saturation pressure
Threshold value；
It detects and determines that the real-time condensing pressure of the condenser is greater than the condensing pressure threshold value, control generates the condenser
Clear instruction；
It detects and determines that the real-time condensing pressure is less than or equal to the condensing pressure threshold value, control is forbidden generating the condensation
The clear instruction of device.
5. according to the method described in claim 4, it is characterized in that, described determine the condensation according to the condensation saturation pressure
The condensing pressure threshold value of device, comprising:
According to the physical characteristic of refrigerant in the condenser, pressure supplement is determined；
According to the condensation saturation pressure and the pressure supplement, the condensing pressure threshold value of the condenser is determined.
6. according to the method described in claim 4, it is characterized in that, the control generate the condenser clear instruction it
Afterwards, further includes:
Cleaning device is controlled within the cleaning frequency exports cleaning glueballs to the condenser；
The cleaning device is controlled within the cleaning frequency, and the cleaning glueballs is recycled from the condenser.
7. according to the method described in claim 6, it is characterized in that, the cleaning control method of the water cooler is by being integrated in
The control unit stated in water cooler executes.
8. a kind of cleaning control device of water cooler, which is characterized in that described device includes:
Module is obtained, for obtaining the heat transfer temperature difference of condenser in water cooler；
Control module, for detecting and determining that the heat transfer temperature difference is greater than first temperature difference, control, which is shortened, cleans the condenser
Period；And detect and determine that the heat transfer temperature difference is less than or equal to first temperature difference, control, which extends, cleans the condenser
Period.
9. a kind of water cooler, which is characterized in that the cleaning control device including water cooler as described in claim 8.
10. a kind of electronic equipment, which is characterized in that including memory, processor；
Wherein, the processor is run by reading the executable program code stored in the memory can be performed with described
The corresponding program of program code, with the cleaning control method for realizing such as described in any item water coolers of claim 1-7.
11. a kind of computer readable storage medium, computer program, feature are stored on the computer readable storage medium
It is, the cleaning control method such as the described in any item water coolers of claim 1-7 is realized when which is executed by processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910665099.XA CN110388847B (en) | 2019-07-23 | 2019-07-23 | Water chilling unit and cleaning control method and device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910665099.XA CN110388847B (en) | 2019-07-23 | 2019-07-23 | Water chilling unit and cleaning control method and device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110388847A true CN110388847A (en) | 2019-10-29 |
| CN110388847B CN110388847B (en) | 2021-02-12 |
Family
ID=68287093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910665099.XA Active CN110388847B (en) | 2019-07-23 | 2019-07-23 | Water chilling unit and cleaning control method and device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110388847B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111059768A (en) * | 2019-12-20 | 2020-04-24 | 珠海格力电器股份有限公司 | Heat exchanger fouling detection method and device and related equipment |
| CN113203135A (en) * | 2021-04-26 | 2021-08-03 | 武汉奇威特建安工程有限公司 | Heating ventilation air conditioning pipe network circulating pump water system and power-saving operation method thereof |
| CN113624066A (en) * | 2021-07-30 | 2021-11-09 | 青岛海尔空调电子有限公司 | Cleaning system of shell-and-tube heat exchanger and control method thereof |
| CN115111703A (en) * | 2022-06-23 | 2022-09-27 | 博锐尚格科技股份有限公司 | Method, terminal and storage medium for detecting filth blockage of water-cooled air conditioner |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2553246Y (en) * | 2002-05-23 | 2003-05-28 | 江苏中能电力设备有限公司 | Intelligent condenser rubber ball cleaning device |
| CN101691980A (en) * | 2009-09-01 | 2010-04-07 | 倪永刚 | Front-end end enclosure channel box of shell and tube condenser of water-cooling water chilling unit with rubber ball online cleaning function |
| CN201527217U (en) * | 2009-09-25 | 2010-07-14 | 倪永刚 | Glue bead automatic on-line cleaning device for shell-tube condenser of water cooling cold water machine set |
| CN104075616A (en) * | 2014-06-24 | 2014-10-01 | 约克（中国）商贸有限公司 | Online cleaning method and cleaning system for heat exchanger of cold water main engine of central air conditioner |
| CN104406453A (en) * | 2014-11-20 | 2015-03-11 | 北京世纪微熵科技有限公司 | Control device and control method of condenser online cleaning equipment and central air conditioner |
| CN106288940A (en) * | 2016-09-08 | 2017-01-04 | 深圳达实智能股份有限公司 | A kind of refrigerator condenser on-line cleaning control method and system |
| KR20180099287A (en) * | 2017-02-28 | 2018-09-05 | 정우산기 주식회사 | Heat Exchanger Tube Cleaning System |
| CN109357564A (en) * | 2018-10-12 | 2019-02-19 | 天津大学 | A kind of on-line cleaning device applied to lithium bromide cooling-water machine group |
-
2019
- 2019-07-23 CN CN201910665099.XA patent/CN110388847B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2553246Y (en) * | 2002-05-23 | 2003-05-28 | 江苏中能电力设备有限公司 | Intelligent condenser rubber ball cleaning device |
| CN101691980A (en) * | 2009-09-01 | 2010-04-07 | 倪永刚 | Front-end end enclosure channel box of shell and tube condenser of water-cooling water chilling unit with rubber ball online cleaning function |
| CN201527217U (en) * | 2009-09-25 | 2010-07-14 | 倪永刚 | Glue bead automatic on-line cleaning device for shell-tube condenser of water cooling cold water machine set |
| CN104075616A (en) * | 2014-06-24 | 2014-10-01 | 约克（中国）商贸有限公司 | Online cleaning method and cleaning system for heat exchanger of cold water main engine of central air conditioner |
| CN104406453A (en) * | 2014-11-20 | 2015-03-11 | 北京世纪微熵科技有限公司 | Control device and control method of condenser online cleaning equipment and central air conditioner |
| CN106288940A (en) * | 2016-09-08 | 2017-01-04 | 深圳达实智能股份有限公司 | A kind of refrigerator condenser on-line cleaning control method and system |
| KR20180099287A (en) * | 2017-02-28 | 2018-09-05 | 정우산기 주식회사 | Heat Exchanger Tube Cleaning System |
| CN109357564A (en) * | 2018-10-12 | 2019-02-19 | 天津大学 | A kind of on-line cleaning device applied to lithium bromide cooling-water machine group |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111059768A (en) * | 2019-12-20 | 2020-04-24 | 珠海格力电器股份有限公司 | Heat exchanger fouling detection method and device and related equipment |
| CN113203135A (en) * | 2021-04-26 | 2021-08-03 | 武汉奇威特建安工程有限公司 | Heating ventilation air conditioning pipe network circulating pump water system and power-saving operation method thereof |
| CN113624066A (en) * | 2021-07-30 | 2021-11-09 | 青岛海尔空调电子有限公司 | Cleaning system of shell-and-tube heat exchanger and control method thereof |
| CN115111703A (en) * | 2022-06-23 | 2022-09-27 | 博锐尚格科技股份有限公司 | Method, terminal and storage medium for detecting filth blockage of water-cooled air conditioner |
| CN115111703B (en) * | 2022-06-23 | 2023-10-27 | 博锐尚格科技股份有限公司 | Method, terminal and storage medium for detecting filth blockage of water-cooled air conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110388847B (en) | 2021-02-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110388847A (en) | Water cooler and its cleaning control method and device | |
| KR101222331B1 (en) | Heat-pump hot water apparatus | |
| CN102077041B (en) | Air conditioner and method for determining amount of refrigerant therein | |
| JP5626918B2 (en) | Auxiliary heater control device, heating fluid utilization system, and auxiliary heater control method | |
| CN102313471B (en) | The function of cooling system monitors and/or control method and corresponding cooling system | |
| JP5982839B2 (en) | Heat pump cycle equipment | |
| KR20210011976A (en) | Air conditioning management system, air conditioning management method, and program | |
| JP5816422B2 (en) | Waste heat utilization system of refrigeration equipment | |
| JP2012211750A (en) | Heat pump system and control method thereof | |
| JP2019090585A (en) | Performance diagnostic device and performance diagnostic method for air conditioner | |
| CN105299988A (en) | Air-cooled heat pump water cooling and heating machine and high voltage protection preventing method for air-cooled heat pump water cooling and heating machine | |
| JP2003185232A (en) | System and method of controlling heat source machine for air conditioner | |
| JP2009058199A (en) | Cooling device | |
| KR20140113885A (en) | A method and system for controlling the initiation of a freeze cycle pre-set time in an ice maker | |
| CN104279611B (en) | Combustion gas auxiliary type heat pump system and its control method | |
| JP5455338B2 (en) | Cooling tower and heat source system | |
| JP3900174B2 (en) | Water heater | |
| KR20110100098A (en) | Apparatus for controllign an air cooling type chiller and method the same | |
| JP4970199B2 (en) | Control method of cooling device | |
| JP6672982B2 (en) | Hot water storage system | |
| WO2017050072A1 (en) | Water chiller-heater unit of air cooled heat pump and defrosting control method therefor | |
| JP3744495B2 (en) | Water heater | |
| JP2002340402A (en) | Heat pump type hot water supplier | |
| CN105241143A (en) | Water cooling and heating machine of air cooled heat pump and method for protecting water cooling and heating machine of air cooled heat pump against high-pressure protection | |
| JP4265368B2 (en) | Showcase, showcase forced defrost operation control device, forced defrost operation control system, and forced defrost operation control program |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |