CN105910360A - Air-conditioning system and condensation prevention control method thereof - Google Patents
Air-conditioning system and condensation prevention control method thereof Download PDFInfo
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- CN105910360A CN105910360A CN201610390362.5A CN201610390362A CN105910360A CN 105910360 A CN105910360 A CN 105910360A CN 201610390362 A CN201610390362 A CN 201610390362A CN 105910360 A CN105910360 A CN 105910360A
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- indoor
- temperature
- heat exchanging
- pipeline
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/022—Compressor control arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B13/00—Compression machines, plants or systems, with reversible cycle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/021—Indoor unit or outdoor unit with auxiliary heat exchanger not forming part of the indoor or outdoor unit
- F25B2313/0212—Indoor unit or outdoor unit with auxiliary heat exchanger not forming part of the indoor or outdoor unit the auxiliary heat exchanger being only used during dehumidifying
Abstract
The invention discloses an air-conditioning system which comprises an indoor unit, an outdoor unit, an energy storage device, a first temperature sensor, a second temperature sensor, a first humidity sensor and a controller, wherein the indoor unit and the outdoor unit are connected with a second pipeline through a first pipeline; a first switch is arranged on the first pipeline; a second switch is arranged on the second pipeline; the energy storage device comprises an energy storage chamber and a first heat exchanging pipeline; a third switch and a fourth switch are arranged on the first heat exchanging pipeline; the energy storage chamber can exchange heat with a refrigerant flowing through the first heat exchanging pipeline to store the exchanged energy; under the refrigerating operation, the controller controls the first switch, the second switch, the third switch and the fourth switch according to the indoor return air temperature, the indoor return air humidity and the indoor supply air temperature. The air-conditioning system can prevent condensation to fulfill the energy-saving purpose. The invention further discloses a condensation prevention control method of the air-conditioning system.
Description
Technical field
The invention belongs to electrical equipment manufacturing technology field, particularly relate to a kind of air conditioning system, and a kind of air conditioning system is anti-condensation
Control method.
Background technology
Air-conditioner uses under rugged environment, especially easily causes the condensation of air-conditioner in the environment of low humidity.Cause solidifying
The reason of dew has a lot, and such as vaporizer bias current is supercool etc..For in the case of supercool, due to vaporizer overhead temperature mistake
Low, after meeting with room air (temperature is of a relatively high), a condensation process will be formed, thus cause the appearance of condensation.
Existing anti-condensation technology is mainly compared with air dew point temperature with this by the air outlet temperature of detection air-conditioner, it is judged that
Whether air-conditioner has the probability of condensation, opens antifogging function with this, and the realization of the most general antifogging function is:
At air conditioner room unit, electric heater unit is installed, when detecting likely condensation, may turn on electrical heating, prevent from coagulating with this
Dew.This anti-condensation method can cause air-conditioner power consumption to increase, and the most a part of cold direct losses, from the angle of user
Degree is unworthy.
Summary of the invention
It is contemplated that one of technical problem solved the most to a certain extent in correlation technique.
To this end, the present invention needs to propose a kind of air conditioning system, this air conditioning system is possible to prevent the appearance of dew condensation phenomenon.
The present invention also proposes the condensation prevention control method of a kind of air conditioning system.
In order to solve the problems referred to above, the air conditioning system that one aspect of the present invention proposes includes: indoor set and off-premises station, described indoor
Machine is connected by the first pipeline and the second pipeline with described off-premises station, and coolant passes through described off-premises station, described first pipeline, institute
State the second pipeline and described indoor set is circulated, and the first switch is set on described first pipeline, at described second pipeline
On second switch is set；Energy storage device, described energy storage device includes accumulation chamber and the first heat exchanging pipe, described first heat exchanger tube
The one end on road is connected with described first pipeline, and the other end of described first heat exchanging pipe is connected with described second pipeline, and in institute
State one end of the first heat exchanging pipe arrange the 3rd switch and arrange the 4th switch at the other end of described first heat exchanger tube, described
Accumulation chamber can carry out heat exchange to store the energy of exchange with the coolant flowing through described first heat exchanging pipe；First temperature sensor,
Second temperature sensor and the first humidity sensor, described first temperature sensor return air temperature in the sensing chamber, described the
One humidity sensor is used for detecting indoor return air humidity, and described second temperature sensor wind pushing temperature in sensing chamber；
And controller, when refrigerating operaton, described controller is according to described indoor return air temperature, described indoor return air humidity and described
Described first switch, described second switch, described 3rd switch and described 4th switch are controlled by indoor wind pushing temperature.
The air conditioning system of the embodiment of the present invention, by increasing energy storage device between indoor set and off-premises station, controller is according to room
Interior return air temperature, indoor return air humidity and indoor wind pushing temperature are to the first switch, second switch, the 3rd switch and the 4th switch
Be controlled, i.e. by energy storage device regulation enter indoor cold number, such that it is able to avoid the indoor supercool condensation that causes,
With arrange compared with electric heater unit realizes antifogging function, more energy-conservation.
In some embodiments of the invention, one end of described first heat exchanger tube connects described first pipeline by the first threeway,
The other end of described first heat exchanger tube connects described second pipeline by the second threeway.
In some embodiments of the invention, described first temperature sensor is arranged on the return air inlet of described indoor set, and described
One humidity sensor is arranged on the return air inlet of described indoor set, and described second temperature sensor is arranged on the air-supply of described indoor set
Mouthful.
In some embodiments of the invention, described energy storage device also includes the second heat exchanging pipe, described second heat exchanging pipe
One end is connected with described first pipeline, and the other end of described second heat exchanging pipe is connected with described second pipeline, and described
One end of two heat exchanging pipes arranges the 5th switch and arranges the 6th switch, Yi Ji at the other end of described second heat exchanging pipe
Arranging refrigerant pump on described second heat exchanging pipe, described refrigerant pump is used for driving coolant to flow through described second heat exchanging pipe, and stream
Heat exchange can be carried out with described accumulation chamber through the coolant of described second heat exchanging pipe.
In order to solve the problems referred to above, another aspect of the present invention also proposes the condensation prevention control method of a kind of air conditioning system, wherein,
Described air conditioning system include indoor set, off-premises station, energy storage device, the first temperature sensor, the second temperature sensor, first
Humidity sensor and controller and connect described indoor set and the first pipeline of described off-premises station and the second pipeline, be arranged on
First switch of described first pipeline and be arranged on the second switch of described second pipeline, described energy storage device include accumulation chamber and
First heat exchanging pipe and be arranged on the 3rd switch of one end of the first heat exchanging pipe and be arranged on another of described first heat exchanger tube
4th switch of end, wherein, one end of described first heat exchanger tube connects described first pipeline, described first heat exchanging pipe another
One end connects described second pipeline, and described condensation prevention control method comprises the following steps: examined by described first temperature sensor
Survey indoor return air temperature, by described first humidity sensor detection indoor return air humidity, and passed by described second temperature
Wind pushing temperature in sensor sensing chamber；And when refrigerating operaton, described controller is according to described indoor return air temperature, described room
Interior return air humidity and described indoor wind pushing temperature to described first switch, described second switch, the described 3rd switch and described the
Four switches are controlled.
The condensation prevention control method of the air conditioning system of the embodiment of the present invention, based on increasing energy storage dress between indoor set and off-premises station
The framework put, controller according to indoor return air temperature, indoor return air humidity and indoor wind pushing temperature to the first switch, second open
Close, the 3rd switch and described 4th switch are controlled, i.e. by energy storage device regulation enter indoor cold number, thus
Can avoid indoor supercool causing condensation, and arrange compared with electric heater unit realizes antifogging function, more energy-conservation.
In some embodiments of the invention, described controller according to described indoor return air temperature, described indoor return air humidity and
Described first switch, described second switch, described 3rd switch and described 4th switch are controlled by described indoor wind pushing temperature
System, farther includes: described controller obtains indoor dew point according to described indoor return air temperature and described indoor return air humidity
Temperature；And described controller according to described indoor wind pushing temperature and the difference of described dew point temperature control described first switch,
Described second switch, described second switch, described 3rd switch and the aperture of described 4th switch.
In some embodiments of the invention, described controller is according to the difference of described indoor wind pushing temperature with described dew point temperature
Control described first switch, described second switch, described second switch, described 3rd switch and the aperture of described 4th switch,
Farther include: if described indoor wind pushing temperature and the difference of described dew point temperature are less than default temperature approach, described controller
The aperture controlling described 3rd switch and described 4th switch respectively increases and controls described first switch respectively and described second open
The aperture closed reduces, to reduce the coolant quantity entering described indoor set, such that it is able to avoid supercool causing condensation.
Or, if described indoor wind pushing temperature and the difference of described dew point temperature are more than or equal to default temperature approach, described control
Device processed controls described first switch, described second switch, described 3rd switch and the described 4th aperture switched and maintains respectively and work as
Front aperture, air conditioning system is properly functioning.
In some embodiments of the invention, described energy storage device also includes the second heat exchanging pipe, is arranged on described second heat exchange
The 5th of one end of pipeline switchs and is arranged on the 6th switch of the other end of described second heat exchanging pipe and be arranged on described
Refrigerant pump on second heat exchanging pipe, described method also includes: described controller obtains indoor temperature；And if described room
Interior temperature is less than preset temperature, and described 5th switch, described 6th switch and described refrigerant pump are controlled by described controller,
So that described refrigerant pump drives coolant flow through described second heat exchanging pipe and export to described indoor set, the energy stored is provided
To indoor, energy-conservation purpose can be reached.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of air conditioning system according to an embodiment of the invention；
Fig. 2 is the schematic diagram of air conditioning system according to another embodiment of the invention；
Fig. 3 is the flow chart of the condensation prevention control method of air conditioning system according to an embodiment of the invention；And
Fig. 4 is the flow chart of the condensation prevention control method of the air conditioning system of a specific embodiment according to the present invention.
Reference:
Air conditioning system 100,
Indoor set 10 and off-premises station 20, energy storage device 30, the first pipeline 1 and the second pipeline 2, the first switch 41 and the
Two switches 42, accumulation chamber 31 and the first heat exchanging pipe 32, the 3rd switch 33 and the 4th switch 34, the second heat exchanging pipe 35,
5th switch 36, the 6th switch 37, refrigerant pump 38.
Detailed description of the invention
Embodiments of the invention are described below in detail, and the example of described embodiment is shown in the drawings, the most identical
Or similar label represents same or similar element or has the element of same or like function.Retouch below with reference to accompanying drawing
The embodiment stated is exemplary, it is intended to is used for explaining the present invention, and is not considered as limiting the invention.
The air conditioning system proposed according to embodiments of the present invention is described with reference to the accompanying drawings.
Fig. 1 is the block diagram of air conditioning system according to an embodiment of the invention, as it is shown in figure 1, this air conditioning system 100
Wet including indoor set 10 and off-premises station 20, energy storage device the 30, first temperature sensor, the second temperature sensor and first
Degree sensor and controller (indicating the most in the drawings).
Wherein, as it is shown in figure 1, indoor set 10 is connected with the second pipeline 2 by the first pipeline 1 with off-premises station 20, coolant
It is circulated by off-premises station the 20, first pipeline the 1, second pipeline 2 and indoor set 10.Such as, when refrigerating operaton, room
The compressor of outer machine 20 pumps out the coolant of High Temperature High Pressure, and the coolant of High Temperature High Pressure carries out heat exchange through outdoor heat exchanger with the external world and becomes
For the coolant of cryogenic high pressure, so coolant through throttle part output to form the coolant of low-temp low-pressure, the coolant of low-temp low-pressure
Input indoor set 10 through the first pipeline 1, carry out heat exchange with the heat in absorption chamber with the indoor heat exchanger in indoor set 10,
And then the coolant of indoor set 10 output is back to the compressor of off-premises station 20 by the second pipeline 2, so circulate, thus real
Now freeze.In an embodiment of the present invention, the first pipeline 1 arranges the first switch 41, the second pipeline 2 arranges
Two switches 42, it is to be understood that entrance indoor can be regulated by the aperture controlling the first switch 41 and second switch 42
The cold of machine 10.
With reference to shown in Fig. 1, energy storage device 30 includes accumulation chamber 31 and the first heat exchanging pipe 32, the first heat exchanging pipe 32
One end is connected with the first pipeline 1, and the other end and second pipeline 2 of the first heat exchanging pipe 32 are connected, in a reality of the present invention
Executing in example, one end of the first heat exchanging pipe 32 connects the first pipeline 1 by the first threeway 01, the first heat exchanging pipe 32 another
One end connects the second pipeline 2 by the second threeway 02.And arrange in one end of the first heat exchanging pipe 32 the 3rd switch 33 and
The other end at the first heat exchanger tube 32 arranges the 4th switch 34, and accumulation chamber 31 can be with the coolant flowing through the first heat exchanging pipe 31
Carry out heat exchange to store the energy of exchange.It is understood that it is permissible by controlling the 3rd switch 33 and the 4th switch 34
The coolant of circulation between indoor set 10 and off-premises station 20 is made to flow through the first heat exchanging pipe 32, and then regulation the 3rd switch 33
The coolant quantity flowing through the first heat exchanging pipe 32 can be regulated with the aperture of the 4th switch 34.
First temperature sensor is return air temperature in sensing chamber, and the first humidity sensor is used for detecting indoor return air humidity, with
And the second temperature sensor wind pushing temperature in the sensing chamber.Specifically, in one embodiment of the invention, the first temperature
Sensor can be disposed in the interior the return air inlet of machine 10, and the first humidity sensor can be disposed in the interior the return air inlet of machine 10,
Second temperature sensor can be disposed in the interior the air outlet of machine 10.
When refrigerating operaton, controller can judge room according to indoor return air temperature, indoor return air humidity and indoor wind pushing temperature
Whether interior machine 10 exists the possibility that condensation occurs, and then to the first switch 41, second switch the 42, the 3rd switch 33 and the 4th
Switch 34 is controlled.Such as, exist there is condensation possible time, i.e. judge indoor supercool time, controller regulates the
One switch 41, second switch the 42, the 3rd switch 33 and the aperture of the 4th switch 34 so that part coolant flows through the first heat exchange
Pipeline 31 so that this part coolant circulates between the first heat exchanging pipe 31 and off-premises station 20, and does not enter indoor set 10
With the circulating path of off-premises station 20, and then accumulation chamber 31 and the first heat exchanging pipe 31 carry out heat exchange, is equivalent to energy storage device
Indoor unnecessary cold is stored by 30, it is, will be likely to result in condensation by the bypass action of energy storage device 30
Part energy stores in transferring to accumulation chamber 31, to reduce the cold entering indoor set 10, thereby may be ensured that indoor are sent
Air temperature will not be too low, it is to avoid cause indoor supercool and condensation occurs.
It can be seen that the air conditioning system 100 of the embodiment of the present invention, by increasing storage between indoor set 10 and off-premises station 20
Energy device 20, controller switchs 41, second according to indoor return air temperature, indoor return air humidity and indoor wind pushing temperature to first
Switch the 42, the 3rd switch 33 and the 4th switch 34 are controlled, and i.e. enter indoor cold by energy storage device 20 regulation
How much, such that it is able to avoid indoor supercool causing condensation, and arrange compared with electric heater unit realizes antifogging function, more supernumerary segment
Energy.
Below the anti-condensation principle of the air conditioning system 100 of the embodiment of the present invention is further illustrated.
By return air temperature in the first temperature sensor and the second sensor and humidity sensor sensing chamber and return air humidity and
Indoor wind pushing temperature, controller obtains indoor dew point temperature, example according to indoor return air temperature and indoor return air humidity further
As, controller prestores the empirical data curve of temperature-humidity and dew point temperature, according to the return air temperature obtained and indoor return air
Humidity obtains corresponding indoor dew point temperature by inquiry data and curves.And then controller is according to indoor wind pushing temperature and dew point
The difference of temperature controls the first switch 41, second switch the 42, the 3rd switch 33 and the aperture of the 4th switch 34, with regulate into
Enter the cold of indoor set 10.
Wherein, controller, when the difference of indoor wind pushing temperature with dew point temperature is less than default temperature approach, controls the 3rd respectively and opens
The aperture of pass 33 and the 4th switch 34 increases and controls the aperture reduction of the first switch 41 and second switch 42 respectively, to subtract
Enter the coolant quantity of indoor set 10 less.Specifically, by the temperature difference of indoor wind pushing temperature and indoor dew point temperature with default
Temperature difference initial value compares, if this temperature difference is less than presetting temperature approach, illustrates that current air conditioning system 100 exists and occurs
The danger of condensation, say, that bright indoor is in supercooled state, therefore energy storage device 30 needs to open so that indoor are many
Remaining cold stores, i.e. controller controls the 3rd switch 33 and the aperture increase of the 4th switch 34, so that entering
Energy storage device 30 increases with the coolant of the circulating path of off-premises station 20, and controls the first switch 41 and second switch 42
Aperture reduce, to reduce the coolant quantity entering indoor set 10 with the circulating path of off-premises station 20, control to send with this
Enter the cold of indoor, to ensure that indoor wind pushing temperature is consistently higher than dew point temperature, such that it is able to prevent the generation of condensation.
Or, when the difference of indoor wind pushing temperature with dew point temperature is more than or equal to preset temperature approach, now air-conditioning system is described
There is not the danger of condensation in system 100, controller controls the first switch 41, second switch the 42, the 3rd switch 33 and the 4th
The aperture of switch 34 maintains current aperture respectively, and indoor set 10, off-premises station 20 and energy storage device 30 are properly functioning.
It addition, in an embodiment of the present invention, with reference to shown in Fig. 2, energy storage device 20 can also include the second heat exchanging pipe
35, one end of the second heat exchanging pipe 35 is connected with the first pipeline 1, the other end of the second heat exchanging pipe 35 and the second pipeline 2
Being connected, one end of the such as second heat exchanging pipe 35 connects the first pipeline 1 by the 3rd threeway 03, the second heat exchanger tube 35 another
One end connects the second pipeline 2 by the 4th threeway 04.And arrange in one end of the second heat exchanging pipe 35 the 5th switch 36 and
The other end at the second heat exchanging pipe 35 arranges the 6th switch 37.And refrigerant pump 38 is set on the second heat exchanging pipe 35,
Refrigerant pump 38 is used for driving coolant to flow through the second heat exchanging pipe 35, and the coolant flowing through the second heat exchanging pipe 35 can be with accumulation chamber
31 carry out heat exchange, such that it is able to the energy output that accumulation chamber 31 is stored.
In one embodiment of the invention, controller be additionally operable to indoor temperature less than preset temperature time, to the 5th switch 36,
6th switch 37 and refrigerant pump 38 are controlled such that the coolant flowing through the second heat exchanging pipe 35 exports to indoor set 10.Tool
Body ground, with reference to shown in Fig. 2, needs when, such as when indoor cold is inadequate, controller controls the 5th switch 36 Hes
The aperture of the 6th switch 37, and control refrigerant pump 38 and start, so that coolant flows through the second heat exchanging pipe 35, and export to room
Interior machine 10, is equivalent to, and the second heat exchanging pipe 35 and indoor set 10 constitute the circulating path of a coolant, thus flow through second
The energy that the coolant of heat exchanging pipe 35 stores in can obtaining accumulation chamber 31, and then transfer energy to indoor set 10, the most just
It is to say, in the energy supply chamber that energy storage device 30 can be stored needing when, meets indoor demand, thus reach joint
The purpose of energy.
It is understood that during actual control, can as required each aperture switched be controlled.
In sum, in embodiments of the present invention, by energy storage device 30 regulation enter indoor cold number control to give
Air temperature, to ensure that indoor wind pushing temperature is consistently higher than dew point temperature, such that it is able to pre-anti-condensation generation, simultaneously can be
The when of needs, the energy that energy storage device 30 stores is supplied to indoor, reaches energy-conservation purpose.
In a word, the air conditioning system 100 of the embodiment of the present invention, fill by arranging energy storage between indoor set 10 and off-premises station 20
Put 30, carry out function in conditioning chamber by energy storage device 30, reach anti-condensation control and energy-conservation purpose.
Air conditioning system based on above-mentioned aspect embodiment, describes the sky of embodiment according to a further aspect of the invention with reference to the accompanying drawings
The condensation prevention control method of adjusting system.
Wherein, air conditioning system include indoor set, off-premises station, energy storage device, the first temperature sensor, the second temperature sensor,
First humidity sensor and controller and connect indoor set and the first pipeline of off-premises station and the second pipeline, be arranged on first
First switch of pipeline and be arranged on the second switch of the second pipeline, energy storage device include accumulation chamber and the first heat exchanging pipe and
The 3rd switch being arranged on one end of the first heat exchanging pipe and the 4th switch of the other end being arranged on the first heat exchanger tube, wherein,
One end of first heat exchanger tube connects the first pipeline, and the other end of the first heat exchanging pipe connects the second pipeline.
Fig. 3 is the flow chart of the condensation prevention control method of air conditioning system according to an embodiment of the invention, as it is shown on figure 3,
This condensation prevention control method comprises the following steps:
S1, by return air temperature in the first temperature sensor sensing chamber, by the first humidity sensor detection indoor return air humidity,
And by wind pushing temperature in the second temperature sensor sensing chamber.
S2, when refrigerating operaton, controller according to indoor return air temperature, indoor return air humidity and indoor wind pushing temperature to first
Switch, second switch, the 3rd switch and the 4th switch are controlled.
Specifically, according to indoor return air temperature, indoor return air humidity and indoor wind pushing temperature, controller can judge that indoor set is
No exist occur condensation possibility, such as, exist occur condensation possible time, i.e. judge indoor supercool time, controller
Regulation the first switch, second switch, the 3rd switch and the aperture of the 4th switch so that part coolant flows through the first heat exchanging pipe,
This part coolant is circulated between the first heat exchanging pipe and off-premises station, and does not enter the circulating path of indoor set and off-premises station,
And then accumulation chamber and the first heat exchanging pipe carry out heat exchange, be equivalent to energy storage device and indoor unnecessary cold is stored, also
It is exactly by the bypass action of energy storage device, the part energy being likely to result in condensation to be transferred to energy storage indoor storage, to subtract
Enter the cold of indoor set less, thereby may be ensured that indoor wind pushing temperature will not be too low, it is to avoid cause indoor supercool and occur solidifying
Dew.
The condensation prevention control method of the air conditioning system of the embodiment of the present invention, based on increasing energy storage dress between indoor set and off-premises station
The framework put, controller according to indoor return air temperature, indoor return air humidity and indoor wind pushing temperature to the first switch, second open
Close, the 3rd switch and described 4th switch are controlled, i.e. by energy storage device regulation enter indoor cold number, thus
Can avoid indoor supercool causing condensation, and arrange compared with electric heater unit realizes antifogging function, more energy-conservation.
Specifically, controller obtains indoor dew point temperature according to indoor return air temperature and indoor return air humidity, and according to indoor
Wind pushing temperature controls the first switch, second switch, second switch, the 3rd switch and the 4th switch with the difference of dew point temperature
Aperture.
Wherein, if indoor wind pushing temperature and the difference of dew point temperature are less than default temperature approach, illustrate that current air conditioning system exists
The danger of condensation occurring, say, that bright indoor is in supercooled state, controller controls the 3rd switch and the 4th respectively and opens
The aperture closed increases and control the first switch reduces with the aperture of second switch respectively, to reduce the coolant quantity of entrance indoor set,
And make accumulation chamber absorb the energy of the coolant flowing through the first heat exchanging pipe.
If indoor wind pushing temperature and the difference of dew point temperature are more than or equal to default temperature approach, illustrate that now air conditioning system does not has
The danger of condensation occurs, and controller controls the aperture of the first switch, second switch, the 3rd switch and the 4th switch and maintains respectively
Current aperture, indoor set, off-premises station and energy storage device are properly functioning.
As shown in Figure 4, for the flow chart of condensation prevention control method of the air conditioning system of a specific embodiment according to the present invention,
Specifically include:
S100, controls the normal refrigerating operaton of air conditioning system.
S200, obtains indoor return air temperature and indoor return air humidity and indoor wind pushing temperature, and according to indoor return air temperature and
Indoor return air humidity calculates indoor dew point temperature.
S300, it is judged that whether wind pushing temperature and the difference of dew point temperature be more than or equal to default temperature approach, if it is, enter
Step S400, otherwise enters step S500.
S400, control the 3rd switch, the 4th switch, first switch and second switch keep work at present aperture, i.e. indoor set,
Off-premises station and energy storage device are properly functioning.
S500, the aperture controlling the 3rd switch and the 4th switch increases and controls the aperture reduction of the first switch and second switch,
The i.e. cooling of air conditioning system reduces, and the energy storage of energy storage device increases.
It addition, in some embodiments of the invention, energy storage device also includes the second heat exchanging pipe, is arranged on the second heat exchanger tube
The 5th of the one end on road switchs and is arranged on the 6th switch of the other end of the second heat exchanging pipe and be arranged on the second heat exchanger tube
Refrigerant pump on road, said method also includes: controller obtains indoor temperature；If indoor temperature is less than preset temperature, control
5th switch, the 6th switch and refrigerant pump are controlled by device processed, so that refrigerant pump drives coolant to flow through the second heat exchanging pipe also
Output is to indoor set.Wherein, the coolant flowing through the second heat exchanging pipe can carry out heat exchange with accumulation chamber, such that it is able to by energy storage
The energy output that room stores is to indoor.Specifically, needs when, such as when indoor cold is inadequate, controller controls
5th switch and the aperture of the 6th switch, and control refrigerant pump startup, so that coolant flows through the second heat exchanging pipe, and export extremely
Indoor set, is equivalent to, and the second heat exchanging pipe constitutes the circulating path of a coolant with indoor set, thus flows through the second heat exchanger tube
The coolant on road can obtain the energy of energy storage indoor storage, and then transfers energy to indoor set, say, that need
Time the energy supply chamber that energy storage device can be stored in, meet indoor demand, thus reach energy-conservation purpose.
It should be noted that in the description of this specification, in flow chart or at this any process described otherwise above or
Method describes and is construed as, represent include one or more for the step that realizes specific logical function or process can
Perform the module of code, fragment or the part of instruction, and the scope of the preferred embodiment of the present invention include other realization,
Wherein can not by order that is shown or that discuss, including according to involved function by basic mode simultaneously or by contrary
Sequentially, performing function, this should be understood by embodiments of the invention person of ordinary skill in the field.
Represent in flow charts or the logic described otherwise above at this and/or step, for example, it is possible to be considered as reality
The sequencing list of the executable instruction of existing logic function, may be embodied in any computer-readable medium, for instruction
Execution system, device or equipment (system such as computer based system, including processor or other can perform from instruction
System, device or equipment instruction fetch also perform the system instructed) use, or combine these instruction execution systems, device or set
Standby and use.For the purpose of this specification, " computer-readable medium " can be any can to comprise, store, communicate, propagate
Or transmission procedure for instruction execution system, device or equipment or combines these instruction execution systems, device or equipment and uses
Device.The more specifically example (non-exhaustive list) of computer-readable medium includes following: have one or more cloth
The electrical connection section (electronic installation) of line, portable computer diskette box (magnetic device), random access memory (RAM), read-only
Memorizer (ROM), erasable read only memory (EPROM or flash memory) of editing, fiber device, and portable
Compact disc read-only memory (CDROM).It addition, computer-readable medium can even is that the paper that can print described program thereon
Or other suitable media, because then can carry out editing, solving such as by paper or other media are carried out optical scanning
Translate or be processed to electronically obtain described program with other suitable methods if desired, be then stored in computer
In memorizer.
Should be appreciated that each several part of the present invention can realize by hardware, software, firmware or combinations thereof.In above-mentioned reality
Execute in mode, software that multiple steps or method in memory and can be performed by suitable instruction execution system with storage or
Firmware realizes.Such as, if realized with hardware, with the most the same, available well known in the art under
Any one or their combination in row technology realize: have the logic gates for data signal realizes logic function
Discrete logic, there is the special IC of suitable combination logic gate circuit, programmable gate array (PGA), existing
Field programmable gate array (FPGA) etc..
Those skilled in the art are appreciated that realizing all or part of step that above-described embodiment method carries is can
Completing instructing relevant hardware by program, described program can be stored in a kind of computer-readable recording medium,
This program upon execution, including one or a combination set of the step of embodiment of the method.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
Example " or the description of " some examples " etc. means to combine this embodiment or example describes specific features, structure, material or
Feature is contained at least one embodiment or the example of the present invention.In this manual, the schematic representation to above-mentioned term
Necessarily it is directed to identical embodiment or example.And, the specific features of description, structure, material or feature are permissible
One or more embodiment in office or example combine in an appropriate manner.Additionally, in the case of the most conflicting, ability
The feature of the different embodiments described in this specification or example and different embodiment or example can be entered by the technical staff in territory
Row combines and combination.
Although above it has been shown and described that embodiments of the invention, it is to be understood that above-described embodiment is exemplary,
Being not considered as limiting the invention, those of ordinary skill in the art within the scope of the invention can be to above-described embodiment
It is changed, revises, replaces and modification.
Claims (8)
1. an air conditioning system, it is characterised in that including:
Indoor set and off-premises station, described indoor set and described off-premises station are connected by the first pipeline and the second pipeline, and coolant passes through
Described off-premises station, described first pipeline, described second pipeline and described indoor set are circulated, and on described first pipeline
First switch is set, described second pipeline arranges second switch；
Energy storage device, described energy storage device includes accumulation chamber and the first heat exchanging pipe, one end of described first heat exchanging pipe and institute
Stating the first pipeline to be connected, the other end of described first heat exchanging pipe is connected with described second pipeline, and at described first heat exchanger tube
The one end on road arranges the 3rd switch and arranges the 4th switch at the other end of described first heat exchanger tube, and described accumulation chamber can be with stream
Heat exchange is carried out to store the energy of exchange through the coolant of described first heat exchanging pipe；
First temperature sensor, the second temperature sensor and the first humidity sensor, described first temperature sensor is used for detecting
Indoor return air temperature, described first humidity sensor is used for detecting indoor return air humidity, and described second temperature sensor is used
Wind pushing temperature in sensing chamber；With
Controller, when refrigerating operaton, described controller is according to described indoor return air temperature, described indoor return air humidity and institute
State indoor wind pushing temperature described first switch, described second switch, described 3rd switch and described 4th switch are controlled.
2. air conditioning system as claimed in claim 1, it is characterised in that the first threeway is passed through in one end of described first heat exchanger tube
Connecting described first pipeline, the other end of described first heat exchanger tube connects described second pipeline by the second threeway.
3. air conditioning system as claimed in claim 1, it is characterised in that described first temperature sensor is arranged on described indoor
The return air inlet of machine, described first humidity sensor is arranged on the return air inlet of described indoor set, and described second temperature sensor is arranged
Air outlet at described indoor set.
4. air conditioning system as claimed in claim 1, it is characterised in that described energy storage device also includes the second heat exchanging pipe,
One end of described second heat exchanging pipe is connected with described first pipeline, the other end of described second heat exchanging pipe and described second pipe
Road is connected, and arranges the 5th switch in one end of described second heat exchanging pipe and set at the other end of described second heat exchanging pipe
Putting the 6th switch, and arrange refrigerant pump on described second heat exchanging pipe, it is described that described refrigerant pump is used for driving coolant to flow through
Second heat exchanging pipe, and the coolant flowing through described second heat exchanging pipe can carry out heat exchange with described accumulation chamber.
5. the condensation prevention control method of the air conditioning system as described in any one of claim 1-4, it is characterised in that described
Condensation prevention control method comprises the following steps:
By return air temperature in described first temperature sensor sensing chamber, by described first humidity sensor detection indoor return air
Humidity, and by wind pushing temperature in described second temperature sensor sensing chamber；And
When refrigerating operaton, described controller send according to described indoor return air temperature, described indoor return air humidity and described indoor
Described first switch, described second switch, described 3rd switch and described 4th switch are controlled by air temperature.
6. condensation prevention control method as claimed in claim 5, it is characterised in that described controller is according to described indoor return air
Temperature, described indoor return air humidity and described indoor wind pushing temperature to described first switch, described second switch, the described 3rd
Switch and described 4th switch are controlled, and farther include:
Described controller obtains indoor dew point temperature according to described indoor return air temperature and described indoor return air humidity；And
Described controller according to described indoor wind pushing temperature and the difference of described dew point temperature control described first switch, described the
Two switches, described second switch, described 3rd switch and the aperture of described 4th switch.
7. condensation prevention control method as claimed in claim 6, it is characterised in that described controller is according to described indoor air-supply
The difference of temperature and described dew point temperature control described first switch, described second switch, described second switch, the described 3rd
Switch and the aperture of described 4th switch, farther include:
If described indoor wind pushing temperature and the difference of described dew point temperature are less than default temperature approach, described controller controls respectively
The aperture of described 3rd switch and described 4th switch increases and controls described first switch and the aperture of described second switch respectively
Reduce, to reduce the coolant quantity entering described indoor set；Or
If described indoor wind pushing temperature and the difference of described dew point temperature are more than or equal to default temperature approach, described controller control
The aperture making described first switch, described second switch, described 3rd switch and described 4th switch maintains current aperture respectively.
8. condensation prevention control method as claimed in claim 5, it is characterised in that described energy storage device also includes the second heat exchange
Pipeline, it is arranged on the 5th switch of one end of described second heat exchanging pipe and is arranged on the other end of described second heat exchanging pipe
6th switchs and is arranged on the refrigerant pump on described second heat exchanging pipe, and described method also includes:
Described controller obtains indoor temperature；And
If described indoor temperature is less than preset temperature, described controller is to described 5th switch, described 6th switch and described
Refrigerant pump is controlled, so that described refrigerant pump drives coolant flow through described second heat exchanging pipe and export to described indoor set.
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| CN201610390362.5A CN105910360B (en) | 2016-06-01 | 2016-06-01 | Air-conditioning system and its condensation prevention control method |
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| CN201610390362.5A CN105910360B (en) | 2016-06-01 | 2016-06-01 | Air-conditioning system and its condensation prevention control method |
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| CN109489195A (en) * | 2018-10-24 | 2019-03-19 | 武汉海尔电器股份有限公司 | Control method and air conditioner for air conditioner |
| CN109668292A (en) * | 2018-12-24 | 2019-04-23 | 深圳市深蓝电子股份有限公司 | A kind of rack air-conditioning dewing-proof method and device |
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| Publication number | Publication date |
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| CN105910360B (en) | 2018-08-17 |
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