CN106839310B - A kind of control method of air-conditioning, device and air-conditioning - Google Patents
A kind of control method of air-conditioning, device and air-conditioning Download PDFInfo
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- CN106839310B CN106839310B CN201710064226.1A CN201710064226A CN106839310B CN 106839310 B CN106839310 B CN 106839310B CN 201710064226 A CN201710064226 A CN 201710064226A CN 106839310 B CN106839310 B CN 106839310B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
- F24F2110/12—Temperature of the outside air
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- Combustion & Propulsion (AREA)
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- General Engineering & Computer Science (AREA)
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- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a kind of control method and device of air-conditioning, belong to air-conditioning technical field.Control method includes: to obtain outdoor temperature threshold value, radiator temperature threshold value and tonifying Qi temperature condition；Detect the outdoor temperature and radiator temperature in space locating for air-conditioning；Outdoor temperature be greater than outdoor temperature threshold value, and radiator temperature be not more than radiator temperature threshold value when, adjust the flow aperture of first throttling device, radiator temperature made to meet tonifying Qi temperature condition.Control method of the invention is exchanged heat by control electric control element with the gaseous coolant for flowing through radiator, to realize that the heat exchange to electric control element cools down, the flow aperture of throttling set can also be adjusted according to preset tonifying Qi temperature simultaneously, to make the part refrigerant after heat exchange can satisfy the temperature requirement of compressor Gas-supplying enthalpy-increasing, the performance of air-conditioning entirety is improved.
Description
Technical field
The present invention relates to air-conditioning technical fields, more particularly to a kind of control method of air-conditioning, device and air-conditioning.
Background technique
Currently on the market determine frequency or convertible frequency air-conditioner product, in the process of running, computer board, single-chip microcontroller etc. are automatically controlled for air-conditioning
Element itself work can generate a large amount of heat, and the temperature of electric control element is caused also to increase, excessively high in electric control element temperature
When, the high temperature protection mechanism of air-conditioning shutdown can be triggered.In order to solve the problems, such as that electric control element temperature is excessively high, existing part air-conditioning
Cooling circuit can be added in system, and radiating and cooling is carried out to electric control element using the refrigerant of air-conditioning.
Meanwhile summer outdoor temperature it is excessively high when, the enthalpy of the refrigerant after compressor compresses is not able to satisfy the enthalpy of heat exchange
It is required that leading to the heat exchange efficiency of the refrigerant for flowing into condenser and outdoor environment reduces, it is therefore desirable to carry out tonifying Qi increasing to compressor
Enthalpy operation；And existing Gas-supplying enthalpy-increasing is directly filled in compressor using by the refrigerant after exchanging heat in outdoor condenser
Mode, refrigerant temperature tend not to reach optimal Gas-supplying enthalpy-increasing temperature requirement.
Summary of the invention
The embodiment of the invention provides a kind of control method of air-conditioning, device and air-conditionings.For the embodiment to disclosure
Some aspects have a basic understanding, and simple summary is shown below.The summarized section is not extensive overview, nor wanting
It determines key/critical component or describes the protection scope of these embodiments.Its sole purpose is presented with simple form
Some concepts, in this, as the preamble of following detailed description.
According to the first aspect of the invention, a kind of control method of air-conditioning is provided, comprising: obtain outdoor temperature threshold
Value, radiator temperature threshold value and tonifying Qi temperature condition, wherein tonifying Qi temperature condition includes flowing back to the refrigerant of gas-liquid separator to exist
Meet radiator temperature corresponding when tonifying Qi temperature requirement；Obtain the outdoor temperature and radiator temperature in space locating for air-conditioning
Degree；Outdoor temperature be greater than outdoor temperature threshold value, and radiator temperature be not more than radiator temperature threshold value when, adjust first throttle
The flow aperture of device makes radiator temperature meet tonifying Qi temperature condition.
Further, tonifying Qi temperature condition is obtained, comprising:
TRadiator=Tao+C,
Wherein, TRadiatorFor radiator temperature, Tao is outdoor temperature, and C is temperature adjustment parameter, and value range is 3~6 DEG C.
Further, tonifying Qi temperature condition further include flow back to compressor refrigerant it is corresponding when meeting tonifying Qi temperature requirement
Compressor delivery temperature；Control method further include: obtain the delivery temperature of compressor；According to delivery temperature and delivery temperature
Threshold value adjusts the flow aperture of first throttling device, and delivery temperature is made to meet tonifying Qi temperature condition.
Further, control method further include: when radiator temperature is greater than radiator temperature threshold value, control improves first
The flow aperture of throttling set makes radiator temperature no more than radiator temperature threshold value；It is not more than radiator in radiator temperature
When temperature threshold, first throttling device is closed in control, and radiator temperature is made to reach radiator temperature threshold value.
Further, control method further include: obtain the target indoor temperature of user's input；Obtain space locating for air-conditioning
Real-time room temperature；When outdoor temperature is not more than outdoor temperature threshold value, first throttling device is closed in control, and according to real-time room
Interior temperature and target indoor temperature adjust the flow aperture of second throttling device and third throttling set.
Further, according to real-time room temperature and target indoor temperature, first throttling device and the second throttling dress are adjusted
The flow aperture set includes: to control second throttling device when real-time room temperature is greater than target indoor temperature with maximum stream flow
Aperture is opened, and controls third throttling set with the first aperture rate and its flow aperture is gradually increased；It is little in real-time room temperature
When target indoor temperature, control maintains the flow aperture of second throttling device and third throttling set.
Further, control method further include: when outdoor temperature is greater than outdoor temperature threshold value, control second throttling device
With the unlatching of intermediate flow aperture, and according to real-time room temperature and target indoor temperature, controls third throttling set and opened with second
Spend its flow aperture of rate adaptation.
Further, according to real-time room temperature and target indoor temperature, third throttling set is controlled with the second aperture speed
It includes: to control third throttling set when real-time room temperature is greater than target indoor temperature with second that rate, which adjusts its flow aperture,
Its flow aperture is gradually increased in aperture rate；When real-time room temperature is not more than target indoor temperature, control third throttling dress
It sets and its flow aperture is gradually decreased with the second aperture rate.
According to the second aspect of the invention, a kind of control device of air-conditioning is additionally provided, control device includes: to obtain list
Member, for obtaining outdoor temperature threshold value and radiator temperature threshold value and tonifying Qi temperature condition, wherein tonifying Qi temperature condition includes
Flow back to the refrigerant of the gas-liquid separator radiator temperature corresponding when meeting tonifying Qi temperature requirement；And it is passed for obtaining first
Sensor outdoor temperature detected and 3rd sensor radiator temperature detected；Main control unit, in outdoor temperature
Greater than outdoor temperature threshold value, and when radiator temperature is not more than radiator temperature threshold value, the flow for adjusting first throttling device is opened
Degree, makes radiator temperature meet tonifying Qi temperature condition.
Further, the tonifying Qi temperature condition that acquiring unit obtains are as follows:
TRadiator=Tao+C,
Wherein, TRadiatorFor radiator temperature, Tao is outdoor temperature, and C is temperature adjustment parameter, and value range is 3~6 DEG C.
Further, tonifying Qi temperature condition further include flow back to compressor refrigerant it is corresponding when meeting tonifying Qi temperature requirement
Compressor delivery temperature；Acquiring unit is also used to obtain the delivery temperature for the compressor that the 4th sensor detects；It is main
Control unit is also used to adjust the flow aperture of first throttling device according to delivery temperature and delivery temperature threshold value, makes delivery temperature
Meet tonifying Qi temperature condition.
Further, main control unit is also used to: when radiator temperature is greater than radiator temperature threshold value, control improves first
The flow aperture of throttling set makes radiator temperature no more than radiator temperature threshold value；It is not more than radiator in radiator temperature
When temperature threshold, first throttling device is closed in control, and radiator temperature is made to reach radiator temperature threshold value.
Further, acquiring unit is also used to: the target indoor temperature and second sensor for obtaining user's input are examined
The real-time room temperature in space locating for the air-conditioning measured；Main control unit is also used to: being not more than outdoor temperature threshold value in outdoor temperature
When, first throttling device is closed in control, and according to real-time room temperature and target indoor temperature, adjusts second throttling device and the
The flow aperture of three throttling sets.
Further, main control unit is also used to: when real-time room temperature is greater than target indoor temperature, the second throttling of control
Device is controlled third throttling set with the first aperture rate and its flow aperture is gradually increased with the unlatching of maximum stream flow aperture；In reality
When room temperature be not more than target indoor temperature when, control maintain second throttling device and third throttling set flow aperture.
Further, main control unit is also used to: when outdoor temperature is greater than outdoor temperature threshold value, controlling second throttling device
With the unlatching of intermediate flow aperture, and according to real-time room temperature and target indoor temperature, controls third throttling set and opened with second
Spend its flow aperture of rate adaptation.
Further, main control unit is also used to: when real-time room temperature is greater than target indoor temperature, control third throttling
Its flow aperture is gradually increased with the second aperture rate in device；When real-time room temperature is not more than target indoor temperature, control
Third throttling set gradually decreases its flow aperture with the second aperture rate.
According to the third aspect of the present invention, also providing a kind of air-conditioning, an air-conditioning includes the room with First Heat Exchanger
Interior machine, the outdoor unit with the second heat exchanger, compressor and gas-liquid separator, the gas outlet of gas-liquid separator and the suction of compressor
Port is connected, and electrical control member is located outside in machine, and First Heat Exchanger, the second heat exchanger and compressor pass through the first pipeline and second
Pipeline is connected, and for constituting refrigerant circulation circuit, air-conditioning further includes cooling component, and cooling component has flash evaporation, first segment
Flow device and the radiator for radiating for electrical control member, wherein flash evaporation is connected on the first pipeline, and radiator passes through cooling tube
Road is connected to the air inlet of gas-liquid separator, flash evaporation respectively, first throttling device setting gas-liquid separator and radiator it
Between cooling line on, air-conditioning have be set on the first pipeline between the second heat exchanger and flash evaporation second throttling dress
The third throttling set on the first pipeline between First Heat Exchanger and flash evaporation is set and is set to, air-conditioning, which is provided with, to be used for
Detect the first sensor of outdoor temperature, the second sensor for detecting room temperature, for detecting radiator temperature
Three sensors and the 4th sensor for detecting delivery temperature.
Control method of the invention is exchanged heat by control electric control element with the gaseous coolant for flowing through radiator, to realize to electricity
The heat exchange cooling of element is controlled, while the flow aperture of throttling set can also be adjusted according to preset tonifying Qi temperature, to make to change
The part refrigerant after heat can satisfy the temperature requirement of compressor Gas-supplying enthalpy-increasing, improve the performance of air-conditioning entirety.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
It can the limitation present invention.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets implementation of the invention
Example, and be used to explain the principle of the present invention together with specification.
Fig. 1 is the flow chart one of control method of the present invention；
Fig. 2 is the flowchart 2 of control method of the present invention；
Fig. 3 is the overall structure diagram of air-conditioning of the present invention；
Fig. 4 is the pressure-enthalpy chart of refrigerant circulation in air-conditioning of the present invention；
Fig. 5 is the tephigram of refrigerant circulation in air-conditioning of the present invention.
Specific embodiment
The following description and drawings fully show specific embodiments of the present invention, to enable those skilled in the art to
Practice them.Other embodiments may include structure, logic, it is electrical, process and other change.Embodiment
Only represent possible variation.Unless explicitly requested, otherwise individual components and functionality is optional, and the sequence operated can be with
Variation.The part of some embodiments and feature can be included in or replace part and the feature of other embodiments.This hair
The range of bright embodiment includes equivalent obtained by the entire scope of claims and all of claims
Object.Herein, each embodiment individually or can be indicated generally with term " invention ", and it is convenient that this is used for the purpose of,
And if in fact disclosing the invention more than one, the range for being not meant to automatically limit the application is any single invention
Or inventive concept.Herein, relational terms such as first and second and the like be used only for by an entity or operation with
Another entity or operation distinguish, and without requiring or implying, there are any actual relationships between these entities or operation
Or sequence.Moreover, the terms "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion, thus
So that process, method or equipment including a series of elements not only include those elements, but also including being not explicitly listed
Other element, or further include for this process, method or the intrinsic element of equipment.In the feelings not limited more
Under condition, the element that is limited by sentence "including a ...", it is not excluded that in process, method or equipment including the element
In there is also other identical elements.Each embodiment herein is described in a progressive manner, and each embodiment stresses
Be the difference from other embodiments, the same or similar parts in each embodiment may refer to each other.For implementing
For method, product etc. disclosed in example, since it is corresponding with method part disclosed in embodiment, so the comparison of description is simple
Single, reference may be made to the description of the method.
As depicted in figs. 1 and 2, the present invention provides a kind of control method of air-conditioning, control method includes:
S101, outdoor temperature threshold value, radiator temperature threshold value and tonifying Qi temperature condition are obtained, wherein tonifying Qi temperature strip
Part includes the refrigerant radiator temperature corresponding when meeting tonifying Qi temperature requirement for flowing back to gas-liquid separator；
It since electric control element is set in outdoor unit, is influenced by outdoor environment temperature and self-heating amount, the present invention
Set outdoor temperature threshold value is related to the temperature of electric control element trouble free service, and in embodiment, outdoor temperature threshold value value is
40 DEG C, i.e., using 40 DEG C as the temperature threshold for judging that whether electric control element can be safely operated；And the temperature of radiator temperature threshold value
It spends the selected upper limit then to be determined according to the safe working temperature of electric control element, so that the temperature of the radiator to exchange heat with electric control element
Degree is not more than the safe working temperature of electric control element, and then guarantees that electric control element own temperature is not more than its safe working temperature.
Refrigerant due to flowing through cooling line is to flow back to compressor to carry out Gas-supplying enthalpy-increasing, is adjusting first throttling device
While to control refrigerant tonifying Qi temperature, radiator temperature should be also set to reach tonifying Qi temperature condition, to avoid first throttling device
Radiator temperature caused by aperture is too small increases, influences the problem of cooling down to electric control element.
S102, the outdoor temperature and radiator temperature for obtaining space locating for air-conditioning；
In embodiment, outdoor temperature is acquired by the first sensor being set on outdoor unit, radiator temperature
It is to detect to obtain by the 3rd sensor being set on the heat exchange fin or heat exchanger tube of radiator；
S103, outdoor temperature be greater than outdoor temperature threshold value, and radiator temperature be not more than radiator temperature threshold value when, lead to
The flow aperture of first throttling device is overregulated, so that radiator temperature meets tonifying Qi temperature condition.
When being that outdoor environment is exchanged heat due to the heat exchanger of outdoor unit, the liter of outdoor unit internal temperature also will affect
Height causes internal actual temperature to be higher than outdoor temperature, therefore control method of the present invention is determining outdoor temperature greater than outdoor temperature
After threshold value, also to judge whether radiator temperature is greater than radiator temperature threshold value, to prevent at electric control element and heat sink location
Temperature is excessively high, influences the normal work of air-conditioning.
When outdoor temperature is greater than outdoor temperature threshold value, external environment causes outdoor unit internal temperature higher, electric control element
And the temperature of radiator also increases, therefore control method of the invention is opened by controlling the flow of first throttling device
Degree, to adjust flow of the refrigerant in cooling line, is able to maintain that the temperature of radiator under preset temperature threshold, from
And can be realized the radiating and cooling to electric control element, it runs electric control element within the scope of safe working temperature, improves empty
Adjust the security performance in the operation of summer high temperature weather；Meanwhile when outdoor temperature is greater than outdoor temperature threshold value, outdoor unit and room
The heat exchange amount of external environment is affected by outdoor temperature, and the second heat exchanger of outdoor unit and the heat-exchange temperature of external environment reduce,
It is insufficient to lead to its heat exchange amount, and the refrigerant for flowing through cooling line is delivered in compressor and carries out tonifying Qi by control method of the invention
Increasing enthalpy improves compressor to the compression ratio of refrigerant, the refrigerant in outdoor unit heat exchanger is made to can satisfy the temperature and enthalpy of heat exchange
Value demand enhances the heat exchange efficiency of outdoor unit heat exchanger and outdoor environment, improves the service performance of air conditioner.
In above-mentioned steps S101, the purpose for obtaining the radiator temperature threshold value of air-conditioning is: since radiator is direct
For the component for electric control element radiating and cooling, the temperature of radiator can directly affect the operating temperature of electric control element, therefore
Need to obtain radiator temperature threshold value, to make electric control element be in safety after radiator carries out radiating and cooling to electric control element
Within the temperature range of work.
In some embodiments, the step of tonifying Qi temperature condition is obtained in the present invention includes: to determine and mend according to outdoor temperature
Temperature degree condition, tonifying Qi temperature condition are as follows:
TRadiator=Tao+C,
Wherein, TRadiatorFor radiator temperature, Tao is outdoor temperature, and C is temperature adjustment parameter, and value range is 3~6 DEG C.This hair
In bright tonifying Qi temperature condition, radiator temperature is higher than outdoor temperature, it is possible to reduce since radiator temperature is lower than outdoor temperature
The problem of caused spreader surface condensation；Meanwhile the radiator temperature is also under radiator temperature threshold value, Bu Huigan
Disturb the radiating and cooling of electric control element.
Optionally, tonifying Qi temperature condition further include flow back to compressor refrigerant it is corresponding when meeting tonifying Qi temperature requirement
The delivery temperature of compressor；In order to make the delivery temperature of compressor can satisfy the refrigerant temperature requirement of outdoor unit heat exchanger, this
The step of control method of invention further include:
The delivery temperature for obtaining compressor, in embodiment, delivery temperature is by being set at exhaust outlet of compressor position
The 4th sensor detect to obtain；
According to delivery temperature and delivery temperature threshold value, by adjusting the flow aperture of first throttling device, so that exhaust temperature
Degree meets tonifying Qi temperature condition.For example, the purpose of compressor Gas-supplying enthalpy-increasing is to reduce its delivery temperature, therefore the present invention is vented temperature
Degree threshold value is a temperature upper limit, and when the delivery temperature of compressor is under the temperature upper limit, the temperature of refrigerant can
Meet the heat exchange demand of outdoor unit heat exchanger；Therefore the present invention passes through the flow aperture for adjusting first throttling device, so that above-mentioned
Radiator temperature and delivery temperature be able to satisfy corresponding tonifying Qi temperature condition, to promote the operational efficiency of air-conditioning.
In an embodiment of the present invention, it is opened involved in above-mentioned steps S103 by adjusting the flow of first throttling device
Degree, so that radiator temperature meets tonifying Qi temperature condition, specific steps include:
Judge whether radiator temperature is greater than radiator temperature threshold value；
Due to the temperature between electric control element and radiator be it is interactional, radiator temperature be greater than radiator
It when temperature threshold, can determine whether that electric control element is also in higher temperature environment, cooling operation, therefore the present invention should be carried out to it
Control improves the flow aperture of first throttling device, flows through the cold medium flux of cooling line to increase, improve radiator with it is automatically controlled
The heat exchange amount of element, until radiator temperature is not more than radiator temperature threshold value；It is not more than radiator temperature in radiator temperature
When threshold value, it can determine whether that electric control element is within the temperature range of trouble free service, can satisfy drop between radiator and electric control element
The temperature difference needed for temperature heat exchange, therefore the present invention controls and closes first throttling device, until radiator temperature reaches radiator temperature
Threshold value, to reduce the refrigerant loss for flowing through cooling line.
In other embodiments of the invention, control method further include: when outdoor temperature is greater than outdoor temperature threshold value,
It controls air-conditioning and closes first throttling device, then the cooling line where first throttling device is blocked, and is set to first pipe
Expansion valve in the second throttling device of road conventional air conditioning system similar with the effect of third throttling set passes through control second
The flow aperture of throttling set and third throttling set, it is common to adjust the cold medium flux for flowing into First Heat Exchanger, for example, being turned up
When second throttling device and the flow aperture of third throttling set, the coolant quantity for flowing into First Heat Exchanger can be increased, to mention
The heat exchange amount of high indoor unit and indoor environment；Similarly, when turning down the flow aperture of second throttling device and third throttling set,
The coolant quantity for flowing into First Heat Exchanger can be reduced, to reduce the heat exchange amount of indoor unit and indoor environment.
In embodiment, air-conditioning is when opening operation, first throttling device, second throttling device and third throttling set difference
With initial opening S1, S2 and S3 unlatching, the initial opening is each when can be the preset aperture of air-conditioning or the operation of air-conditioning last time
The aperture of a throttling set；Control method of the present invention is to be adjusted accordingly based on the initial opening to three throttling sets
Operation.
In an embodiment of the present invention, the step of control method of the present invention further include:
The target indoor temperature of user's input is obtained, target indoor temperature is that user passes through remote controler or display panel institute
The indoor cryogenic temperature of setting；
Obtain the real-time room temperature in space locating for the air-conditioning, in embodiment, real-time room temperature is by being set to
Second sensor on air conditioner indoor unit detects to obtain；
When real-time room temperature is greater than target indoor temperature, airconditioning control second throttling device is opened with maximum stream flow aperture
Open, control third throttling set and its flow aperture is gradually increased with the first aperture rate, should during, second throttling device and the
Three throttling sets are adjusted respectively with different apertures, and reason is: if second and third are all turned on, just can not
Height pressure difference is formed, the refrigerant circulation of indoor heat exchanger and outdoor heat exchanger between the two can not be formed；
When real-time room temperature is not more than target indoor temperature, control maintains second throttling device and third throttling set
Flow aperture.
In an embodiment of the present invention, control method further include:
When outdoor temperature is greater than outdoor temperature threshold value, second throttling device is controlled with the unlatching of intermediate flow aperture, with energy
Enough meet the coolant quantity demand of First Heat Exchanger and radiator；And according to real-time room temperature and target indoor temperature, control the
Three throttling sets are with its flow aperture of the second aperture rate adaptation.
In an embodiment of the present invention, according to real-time room temperature and target indoor temperature, control third throttling set with
The process of second aperture rate adaptation its flow aperture includes:
When real-time room temperature is greater than target indoor temperature, control third throttling set is gradually mentioned with the second aperture rate
Its high flow aperture；
Real-time room temperature be not more than target indoor temperature when, control third throttling set with the second aperture rate gradually
Reduce its flow aperture.
It is to set aperture rate or amplitude adjusted its flow and open in the above-mentioned rate adjustment procedure to throttling set
Degree, it is contemplated that compressor and system have a reaction time and equilibrium process, therefore be not adjustable it is too fast, adjusting it is too fast, temperature can be made
Degree fluctuation is too big, and is easy to produce noise；In addition, adjusted then influences cooling effect slowly, it is therefore desirable to according to air-conditioning system institute
Preset rate is adjusted correspondingly.
The present invention also provides a kind of control devices of air-conditioning, and the control device is using the control disclosed in above-described embodiment
Method processed controls air-conditioning accordingly, and control device includes:
Acquiring unit, for obtaining outdoor temperature threshold value and radiator temperature threshold value and tonifying Qi temperature condition, wherein mend
Temperature degree condition includes the refrigerant radiator temperature corresponding when meeting tonifying Qi temperature requirement for flowing back to gas-liquid separator；And
For obtaining first sensor outdoor temperature detected and 3rd sensor radiator temperature detected；
Main control unit, for being greater than outdoor temperature threshold value in outdoor temperature, and radiator temperature is not more than radiator temperature
When threshold value, by adjusting the flow aperture of first throttling device, so that radiator temperature meets tonifying Qi temperature condition.
In some embodiments, acquiring unit is used for: according to outdoor temperature, determining tonifying Qi temperature condition, tonifying Qi temperature strip
Part are as follows:
TRadiator=Tao+C,
Wherein, TRadiatorFor radiator temperature, Tao is outdoor temperature, and C is temperature adjustment parameter, and value range is 3~6 DEG C.
In some embodiments, control device institute tonifying Qi temperature condition of the present invention further includes flowing back to the refrigerant of compressor full
The delivery temperature of corresponding compressor when sufficient tonifying Qi temperature requirement；Acquiring unit is also used to obtain the 4th sensor and detects to obtain
Compressor delivery temperature；Main control unit is also used to according to delivery temperature and delivery temperature threshold value, by adjusting first throttle
The flow aperture of device, so that delivery temperature meets tonifying Qi temperature condition.
In some embodiments, main control unit is also used to: judging whether radiator temperature is greater than radiator temperature threshold value；In
When radiator temperature is greater than radiator temperature threshold value, control improves the flow aperture of first throttling device, until radiator temperature
No more than radiator temperature threshold value；When radiator temperature is not more than radiator temperature threshold value, first throttling device is closed in control,
Until radiator temperature reaches radiator temperature threshold value.
In some embodiments, acquiring unit is also used to: obtaining the target indoor temperature and the second sensing of user's input
The real-time room temperature in space locating for air-conditioning detected by device；Main control unit is also used to: being not more than outdoor temp in outdoor temperature
When spending threshold value, first throttling device is closed in control, and according to real-time room temperature and target indoor temperature, adjusts the second throttling dress
Set the flow aperture with third throttling set.
In some embodiments, main control unit is also used to: when real-time room temperature is greater than target indoor temperature, control the
Two throttling sets are gradually increased its flow with the first aperture rate and are opened with the unlatching of maximum stream flow aperture, control third throttling set
Degree；When real-time room temperature is not more than target indoor temperature, control maintains the stream of second throttling device and third throttling set
Measure aperture.
In some embodiments, main control unit is also used to: when outdoor temperature is greater than outdoor temperature threshold value, controlling the second section
Flow device with the unlatching of intermediate flow aperture, and according to real-time room temperature and target indoor temperature, control third throttling set with
Its flow aperture of second aperture rate adaptation.
In some embodiments, main control unit is also used to: when real-time room temperature is greater than target indoor temperature, control the
Its flow aperture is gradually increased with the second aperture rate in three throttling sets；It is not more than target indoor temperature in real-time room temperature
When, third throttling set, which is controlled, with the second aperture rate gradually decreases its flow aperture.
Air conditioner structure applied by control method and control device in above-described embodiment is as shown in figure 3, the air-conditioning system
Including indoor unit and outdoor unit, wherein indoor unit includes the First Heat Exchanger 1 to exchange heat with indoor environment, and outdoor unit includes
The second heat exchanger 2 for exchanging heat with outdoor environment, for providing the compressor 3 of circulation power, computer board, single-chip microcontroller for refrigerant
Etc. electrical control members be set in outdoor unit, First Heat Exchanger 1, the second heat exchanger 2 and compressor 3 pass through the first pipeline 4 and the second pipe
Road 5 is connected, for constituting conventional refrigerant circulation circuit, in embodiment, air-conditioning system in summer operation refrigeration mode, with
Refrigerant after outdoor environment heat exchange is flowed out out of second heat exchanger 2, flows into First Heat Exchanger 1 via the first pipeline 4, meanwhile,
It is flowed out with the refrigerant after indoor environment heat exchange from First Heat Exchanger 1, the second heat exchanger 2 is flowed into via the second pipeline 5, by this
Refrigerant circulation process, it can be achieved that air-conditioning system to the refrigeration cool-down function of indoor environment.Similarly, heating mode is run in winter
When, refrigerant flows between First Heat Exchanger 1 and the second heat exchanger 2 along the direction opposite with refrigeration mode.Air-conditioning system can be achieved
Heating heating function of the system to indoor environment.
In addition to above-mentioned conventional refrigerant circulation circuit, air-conditioning system of the invention further includes cooling tube group, for solving electricity
Temperature excessively high problem when control works.
Specifically, cooling tube group mainly includes 9 two parts of cooling component and cooling line, wherein cooling component is mainly wrapped
It includes:
Flash evaporation 6, flash evaporation 6 are connected on the first pipeline 4, the operative liquid refrigerant for flowing through the first pipeline 4 can be steamed
Hair is gaseous coolant, and gaseous coolant is delivered in cooling line 9, thus subsequent as cooling line 9 using gaseous coolant
Heat transferring medium in cooling procedure；
First throttling device 801 is set on the first pipeline 4, for adjusting stream of the gaseous coolant in cooling line 9
Amount, and the pressure and the temperature that adjust the refrigerant after electrical control member heat exchange etc., so that pressure can be met by flowing into the refrigerant of compressor 3
The needs of 3 Gas-supplying enthalpy-increasing of contracting machine；
Radiator 7, radiator 7 is connected on cooling line 9 and neighbouring electrical control member is arranged, since electrical control member is arranged in mostly
In the semienclosed containers such as electric-controlled box, therefore radiator 7 can be used as the heat-exchange carrier of gaseous coolant Yu electrical control member surrounding air, lead to
Cross and cool down to the surrounding air of electric control element, so can by the temperature of electrical control member itself control safe working temperature with
Under.The specific structure and type of radiator 7 can be arranged on cooling line 9 in embodiment according to the structure determination of outdoor unit
7 type of radiator is advection heat exchanger, and advection heat exchanger has many advantages, such as that heat transfer rate is high, space hold is small, it is tight to be suitable for structure
The air conditioner outdoor unit structure gathered.
For sequence of flow of the refrigerant for electrical control member radiating and cooling in cooling tube group are as follows: first 4 → flash evaporation of pipeline 6
7 → gas-liquid separator of → radiator, 10 → compressor 3, first throttling device 801 can according to need setting in flash evaporation 6 and pressure
On cooling line 9 between contracting machine 3.
It is mostly that the refrigerant in refrigerant pipeline is directly delivered to compressor 3 in the Gas-supplying enthalpy-increasing structure of conventional air conditioning system
In, during this, the parameters such as temperature and pressure of refrigerant do not have too big variation, and in air-conditioning system of the invention, stream
The temperature of gaseous coolant through radiator 7 increases, pressure increases, therefore reduces the subsequent compression efficiency to refrigerant of compressor 3, is
Solve the problems, such as this, in one embodiment of the invention, air-conditioning system further includes second throttling device 802 and third throttling dress
Set 803, wherein second throttling device 802 is set on the first pipeline 4 between the second heat exchanger 2 and flash evaporation 6, third section
Stream device 803 is set on the first pipeline 4 between First Heat Exchanger 1 and flash evaporation 6, compared to the air-conditioning of conventional Gas-supplying enthalpy-increasing
The advantages of structure, air-conditioning system setting second throttling device 802 and third throttling set 803, is: with operation of air conditioner refrigeration mould
For formula, liquid refrigerants is arranged before flowing into flash evaporation 6 by the second heat exchanger 2 of outdoor unit in the second heat exchanger 2 and shwoot
Second throttling device 802 between device 6 can one step ahead throttle to refrigerant, reduce the pressure of refrigerant, be convenient for flash evaporation 6 will
Liquid refrigerants is evaporated to gaseous coolant, simultaneously as the temperature of refrigerant is lower, so can also increase refrigerant at radiator 7
Heat exchange amount, in an embodiment of the present invention, by adjust first throttling device 801 and second throttling device 802 aperture, from
And flow of the adjustable refrigerant in cooling line 9, the refrigerant that compressor 3 is flowed to from first throttling device 801 can be made
Temperature and pressure, the temperature and pressure compared to the refrigerant for flowing to second throttling device 802 from the second heat exchanger 2 are lower.
Since operative liquid refrigerant is flowed into cooling line 9 in the form of gaseous coolant at flash evaporation 6, in order to guarantee to flow
The temperature and pressure for entering the First Heat Exchanger 1 of indoor unit meet actual indoor heat exchange demand, and setting is in First Heat Exchanger 1 and dodges
Third throttling set 803 between hair device 6 can play the role of throttle expansion valve, for adjusting the refrigerant of outflow flash evaporation 6
The parameters such as temperature and pressure.
Above-described embodiment is for running refrigeration mode under summer high temperature operating condition by air-conditioning, similarly, low temperature work in winter
Under condition, outdoor cryogenic conditions will affect the heat exchange amount of outdoor unit and outdoor environment, when to guarantee that air-conditioning system runs heating mode
Heating capacity, also need to execute compressor 3 Gas-supplying enthalpy-increasing operation, and in operation of air conditioner heating mode, refrigerant is in air-conditioning
Flow direction and refrigeration mode in pipeline is on the contrary, at this point, the third throttling set being arranged between First Heat Exchanger 1 and flash evaporation 6
803 can play throttling action of the second throttling device 802 under cooling condition, adjust the refrigerant for flowing into flash evaporation 6 one step ahead
The parameters such as temperature and pressure, and second throttling device 802 then plays the role of ending expansion valve, for adjusting from flash evaporation 6
The parameters such as outflow, the temperature and pressure of refrigerant of the second heat exchanger 2 for flowing into outdoor unit.It is cold under above two operating condition to realize
Matchmaker's adjustment process, second throttling device 802 of the present invention and third throttling set 803 are bidirectional throttling device.
The outdoor unit of air-conditioning system further includes the gas-liquid separator 10 for storing and conveying to compressor 3 refrigerant, compression
Machine 3 includes at least one stage of compression portion and secondary compressing portion, wherein one stage of compression portion is cold for being flowed into gas-liquid separator 10
Matchmaker carries out one stage of compression, and secondary compressing portion is used to carry out two-stage compression to refrigerant, and the refrigerant for exporting compressor 3 can satisfy room
Outer the second heat exchanger of machine 2 externally exchanges heat required temperature and pressure.
In one embodiment of the invention, flash evaporation 6 and the first pipeline 4 are connected in series, the primary structure packet of flash evaporation 6
The gaseous coolant portion for including liquid refrigerants portion, being connected with liquid refrigerants portion, wherein liquid refrigerants portion has goes here and there with the first pipeline 4
Join the inlet and liquid outlet of connection, and flows to first gas outlet in gaseous coolant portion, gaseous coolant portion for gaseous coolant
Also there is the second gas outlet of connection cooling line 9.
Correspondingly, radiator 7 has the input end and gas-liquid separator being connected with second gas outlet in gaseous coolant portion
The outlet end that 10 air inlet is connected.
In another embodiment of the invention, flash evaporation 6 is connected in parallel with the first pipeline 4, and flash evaporation 6 corresponding first is managed
It is provided with shut-off valve on the parallel transistor section on road 4, unlatching or the pass of control first throttling device 801 and shut-off valve can be passed through
It closes, to be connected or block refrigerant pipeline and the corresponding parallel transistor section where flash evaporation 6, for example, can be by opening simultaneously
The shut-off valve in union section closes first throttling device 801, and refrigerant is made to be not passed through cooling line 9, is suitable for electrical control member calorific value
Less, temperature is maintained at the situation of safe working temperature or less, is also applied for the operating condition that compressor 3 is not necessarily to Gas-supplying enthalpy-increasing.
Meanwhile form is connected in parallel for above-mentioned flash evaporation 6, it by control first throttling device 801 and can also cut
The only flow aperture of valve adjusts the coolant quantity for flowing into indoor unit First Heat Exchanger 1 and mends for electrical control member heat dissipation or compressor 3
The coolant quantity of gas increasing enthalpy, so that air-conditioning system integrally maintains optimal working condition.
Optionally, the first throttling device 801 in cooling component is set to the cooling tube between radiator 7 and compressor 3
On road 9, the not only refrigerant flow rate flow in adjustable cooling line 9, additionally it is possible to play the role of expansion valve, to gaseous coolant
Second throttle is carried out, to reduce the temperature and pressure of refrigerant, is imitated so as to improve compressor 3 to the compression of mixed refrigerant
Rate.
In one embodiment of the invention, air-conditioning system is provided with the first sensor for detecting room temperature, can
To adjust the aperture of first throttling device 801 and second throttling device 802 according to detected room temperature, to meet to room
The coolant quantity demand that interior environment exchanges heat.
As shown in Figure 4 and Figure 5, in a chiller mode, refrigerant in the Air Conditioning Cycle flow process, enthalpy and
The change procedure of entropy are as follows: the refrigerant in gas-liquid separator in state point K flows into compressor 3 from air entry, via level-one pressure
Contracting portion and secondary compressing portion are the refrigerant in state point D by isentropic Compression, and are discharged from the exhaust outlet of compressor；Compressor 3
Refrigerant in state point D is inputted into the second heat exchanger 2, liquid point E is cooled to by outdoor environment；Refrigerant is along the second heat exchanger 2
Outlet enter the first pipeline 4, by 802 isenthalpic throttling of second throttling device to state point F, then flow into flash evaporation 6；From sudden strain of a muscle
The refrigerant for sending out the liquid outlet outflow in the liquid refrigerants portion of device 6 is in state point G, throttles through third stream device to state point I, enters
First Heat Exchanger 1 becomes state point J after carrying out heat absorption evaporation, and is discharged from the outlet of First Heat Exchanger, then passes through the second pipe
Road 5 is back to gas-liquid separator 10, and refrigerant is in state point A at this time；Meanwhile second from the gaseous coolant portion of flash evaporation 6 goes out
Port outflow gaseous coolant is in state point H, becomes state point C after flowing through parallel-flow heat exchanger and exchanging heat with electrical control member, it
Refrigerant, which carries out decompression cooling by first throttling device 801, afterwards becomes state point B, and mixes with the refrigerant flowed along the second pipeline 5
The refrigerant in state point K is formed after conjunction to flow into gas-liquid separator 10.
In the above-mentioned refrigerant circulation of the present invention, electrical control member cooling and 3 Gas-supplying enthalpy-increasing of compressor, two mistakes are reduced to realize
Journey interferes with each other influence, can pass through control first throttling device 801, second throttling device 802 and third throttling set 803
Flow aperture is realized, for example, the refrigerant flowed out from the second heat exchanger 2 of outdoor unit is passing through in the embodiment of above-mentioned diagram
After crossing the throttling of second throttling device 802, refrigerant becomes F from state point E, and process is isenthalpic throttling, and the enthalpy of refrigerant is constant,
Pressure reduction, while entropy increases, temperature reduces；The refrigerant for flowing through first throttling device 801 becomes state point B from state point C,
Its process is also isenthalpic throttling, and the enthalpy of refrigerant is constant, pressure reduction, while entropy increases, and temperature reduces, and improves compressor 3
The efficiency of second-compressed is carried out to mixed refrigerant；The refrigerant of third throttling set 803 is flowed to by state point G from flash evaporation 6
Becoming state point I, process is isenthalpic throttling, and the enthalpy of refrigerant is constant, pressure reduction, while entropy increases, and temperature reduces, from
And the cooling heat exchange after improving the First Heat Exchanger 1 that refrigerant enters the room machine, with indoor environment.
In one embodiment of the invention, air-conditioning is provided with first sensor for detecting outdoor temperature, for examining
Survey the second sensor of room temperature, the 3rd sensor for detecting radiator temperature and for detecting delivery temperature
Four sensors, can be according to detected associated temperature parameter regulation first throttling device 801,802 and of second throttling device
Third throttling set 803, so that air-conditioning in the case where not influencing indoor heat exchange efficiency, is increased or decreased for dissipating to electrical control member
The cold medium flux of heat.
It should be understood that the invention is not limited to the process and structure that are described above and are shown in the accompanying drawings,
And various modifications and changes may be made without departing from the scope thereof.The scope of the present invention is only limited by the attached claims
System.
Claims (17)
1. a kind of control method of air-conditioning, which is characterized in that the air-conditioning includes the indoor unit with First Heat Exchanger, has the
The outdoor unit of two heat exchangers, compressor and gas-liquid separator, the air-breathing of the gas outlet of the gas-liquid separator and the compressor
Mouth is connected, and electrical control member is equipped in the outdoor unit, and the First Heat Exchanger, the second heat exchanger and compressor pass through the first pipeline
It is connected with the second pipeline, for constituting refrigerant circulation circuit, the air-conditioning further includes cooling component, and the cooling component has
Flash evaporation, first throttling device and the radiator for radiating for the electrical control member, wherein the flash evaporation is connected to described
On one pipeline, the radiator is connected to the air inlet of the gas-liquid separator, the flash evaporation respectively by cooling line, institute
It states on the cooling line that first throttling device is arranged between the gas-liquid separator and the radiator, the air-conditioning tool
There is the second throttling device on the first pipeline being set between second heat exchanger and the flash evaporation and is set to institute
The third throttling set on the first pipeline between First Heat Exchanger and the flash evaporation is stated, the air-conditioning is provided with for detecting
The first sensor of outdoor temperature, the second sensor for detecting the room temperature, for detecting the radiator temperature
3rd sensor and the 4th sensor for detecting delivery temperature；
The control method includes:
Obtain outdoor temperature threshold value, radiator temperature threshold value and tonifying Qi temperature condition, wherein the tonifying Qi temperature condition includes
Flow back to the refrigerant of the gas-liquid separator radiator temperature corresponding when meeting tonifying Qi temperature requirement；
Obtain the outdoor temperature and radiator temperature in space locating for air-conditioning；
Outdoor temperature be greater than outdoor temperature threshold value, and the radiator temperature be not more than the radiator temperature threshold value when, adjust
The flow aperture for saving first throttling device, makes the radiator temperature meet the tonifying Qi temperature condition；
The tonifying Qi temperature condition, comprising:
TRadiator=Tao+C,
Wherein, the TRadiatorFor the radiator temperature, Tao is the outdoor temperature, and C is temperature adjustment parameter.
2. control method according to claim 1, which is characterized in that the temperature adjustment parameter value range is 3~6 DEG C.
3. control method according to claim 2, which is characterized in that
The tonifying Qi temperature condition further includes flowing back to the refrigerant pressure corresponding when meeting tonifying Qi temperature requirement of compressor
The delivery temperature of contracting machine；
The control method further include:
Obtain the delivery temperature of the compressor；
According to the delivery temperature and delivery temperature threshold value, the flow aperture of first throttling device is adjusted, the delivery temperature is made
Meet the tonifying Qi temperature condition.
4. control method according to claim 1, which is characterized in that the control method further include:
When the radiator temperature is greater than radiator temperature threshold value, control improves the flow aperture of the first throttling device,
Make the radiator temperature no more than the radiator temperature threshold value；
When the radiator temperature is not more than radiator temperature threshold value, the first throttling device is closed in control, makes described dissipate
Hot device temperature reaches the radiator temperature threshold value.
5. control method according to claim 1, which is characterized in that control method further include:
Obtain the target indoor temperature of user's input；
Obtain the real-time room temperature in space locating for the air-conditioning；
When the outdoor temperature is not more than the outdoor temperature threshold value, first throttling device is closed in control, and according to the reality
When the room temperature and target indoor temperature, adjust the flow aperture of the second throttling device and third throttling set.
6. control method according to claim 5, which is characterized in that according to the real-time room temperature and the target chamber
Interior temperature, the flow aperture for adjusting the first throttling device and second throttling device include:
When the real-time room temperature is greater than the target indoor temperature, controls the second throttling device and opened with maximum stream flow
Degree is opened, and controls the third throttling set with the first aperture rate and its flow aperture is gradually increased；
When the real-time room temperature is not more than the target indoor temperature, control maintains the second throttling device and third
The flow aperture of throttling set.
7. control method according to claim 5, which is characterized in that further include:
When the outdoor temperature is greater than the outdoor temperature threshold value, controls the second throttling device and opened with intermediate flow aperture
It opens, and according to the real-time room temperature and the target indoor temperature, controls the third throttling set with the second aperture speed
Rate adjusts its flow aperture.
8. control method according to claim 7, which is characterized in that according to the real-time room temperature and the target chamber
Interior temperature, controlling the third throttling set, its flow aperture includes: with the second aperture rate adaptation
When the real-time room temperature is greater than the target indoor temperature, the third throttling set is controlled with the second aperture speed
Its flow aperture is gradually increased in rate；
When the real-time room temperature is not more than the target indoor temperature, the third throttling set is controlled with the second aperture
Rate gradually decreases its flow aperture.
9. a kind of control device of air-conditioning, which is characterized in that the air-conditioning includes the indoor unit with First Heat Exchanger, has the
The outdoor unit of two heat exchangers, compressor and gas-liquid separator, the air-breathing of the gas outlet of the gas-liquid separator and the compressor
Mouth is connected, and electrical control member is equipped in the outdoor unit, and the First Heat Exchanger, the second heat exchanger and compressor pass through the first pipeline
It is connected with the second pipeline, for constituting refrigerant circulation circuit, the air-conditioning further includes cooling component, and the cooling component has
Flash evaporation, first throttling device and the radiator for radiating for the electrical control member, wherein the flash evaporation is connected to described
On one pipeline, the radiator is connected to the air inlet of the gas-liquid separator, the flash evaporation respectively by cooling line, institute
It states on the cooling line that first throttling device is arranged between the gas-liquid separator and the radiator, the air-conditioning tool
There is the second throttling device on the first pipeline being set between second heat exchanger and the flash evaporation and is set to institute
The third throttling set on the first pipeline between First Heat Exchanger and the flash evaporation is stated, the air-conditioning is provided with for detecting
The first sensor of outdoor temperature, the second sensor for detecting the room temperature, for detecting the radiator temperature
3rd sensor and the 4th sensor for detecting delivery temperature；
The control device includes:
Acquiring unit, for obtaining outdoor temperature threshold value and radiator temperature threshold value and tonifying Qi temperature condition, wherein the benefit
Temperature degree condition includes the refrigerant radiator temperature corresponding when meeting tonifying Qi temperature requirement for flowing back to gas-liquid separator；And
For obtaining first sensor outdoor temperature detected and 3rd sensor radiator temperature detected；
Main control unit, for being greater than outdoor temperature threshold value in outdoor temperature, and the radiator temperature is not more than the radiator
When temperature threshold, the flow aperture of first throttling device is adjusted, the radiator temperature is made to meet the tonifying Qi temperature condition；
The tonifying Qi temperature condition, comprising:
TRadiator=Tao+C,
Wherein, the TRadiatorFor the radiator temperature, Tao is the outdoor temperature, and C is temperature adjustment parameter.
10. control device according to claim 9, which is characterized in that the temperature adjustment parameter value range is 3~6 DEG C.
11. control device according to claim 10, which is characterized in that
The tonifying Qi temperature condition further includes flowing back to the refrigerant pressure corresponding when meeting tonifying Qi temperature requirement of compressor
The delivery temperature of contracting machine；
The acquiring unit is also used to obtain the delivery temperature for the compressor that the 4th sensor detects；
The flow that the main control unit is also used to adjust first throttling device according to the delivery temperature and delivery temperature threshold value is opened
Degree, makes the delivery temperature meet the tonifying Qi temperature condition.
12. control device according to claim 9, which is characterized in that the main control unit is also used to:
When the radiator temperature is greater than radiator temperature threshold value, control improves the flow aperture of the first throttling device,
Make the radiator temperature no more than the radiator temperature threshold value；
When the radiator temperature is not more than radiator temperature threshold value, the first throttling device is closed in control, makes described dissipate
Hot device temperature reaches the radiator temperature threshold value.
13. control device according to claim 9, which is characterized in that
The acquiring unit is also used to: obtaining institute detected by the target indoor temperature and second sensor that user inputs
State the real-time room temperature in space locating for air-conditioning；
The main control unit is also used to: when the outdoor temperature is not more than the outdoor temperature threshold value, first segment is closed in control
Device is flowed, and according to the real-time room temperature and the target indoor temperature, adjusts the second throttling device and third section
Flow the flow aperture of device.
14. control device according to claim 13, which is characterized in that the main control unit is also used to:
When the real-time room temperature is greater than the target indoor temperature, controls the second throttling device and opened with maximum stream flow
Degree is opened, and controls the third throttling set with the first aperture rate and its flow aperture is gradually increased；
When the real-time room temperature is not more than the target indoor temperature, control maintains the second throttling device and third
The flow aperture of throttling set.
15. control device according to claim 13, which is characterized in that the main control unit is also used to:
When the outdoor temperature is greater than the outdoor temperature threshold value, controls the second throttling device and opened with intermediate flow aperture
It opens, and according to the real-time room temperature and the target indoor temperature, controls the third throttling set with the second aperture speed
Rate adjusts its flow aperture.
16. control device according to claim 15, which is characterized in that the main control unit is also used to:
When the real-time room temperature is greater than the target indoor temperature, the third throttling set is controlled with the second aperture speed
Its flow aperture is gradually increased in rate；
When the real-time room temperature is not more than the target indoor temperature, the third throttling set is controlled with the second aperture
Rate gradually decreases its flow aperture.
17. a kind of air-conditioning, feature is being, the air-conditioning includes the indoor unit with First Heat Exchanger, has the second heat exchange
The outdoor unit of device, compressor and gas-liquid separator, the gas outlet of the gas-liquid separator are connected with the air entry of the compressor
It is logical, electrical control member is equipped in the outdoor unit, the First Heat Exchanger, the second heat exchanger and compressor pass through the first pipeline and second
Pipeline is connected, and for constituting refrigerant circulation circuit, the air-conditioning further includes cooling component, and the cooling component has shwoot
Device, first throttling device and the radiator for radiating for the electrical control member, wherein the flash evaporation is connected to first pipe
On the road, the radiator is connected to respectively by cooling line with the air inlet of the gas-liquid separator, the flash evaporation, and described the
One throttling set is arranged on the cooling line between the gas-liquid separator and the radiator, and the air-conditioning, which has, to be set
The second throttling device on the first pipeline that is placed between second heat exchanger and the flash evaporation and it is set to described
The third throttling set on the first pipeline between one heat exchanger and the flash evaporation, the air-conditioning are provided with outside for sensing chamber
The first sensor of temperature, the second sensor for detecting the room temperature, for detecting the radiator temperature
Three sensors and the 4th sensor for detecting delivery temperature；The air-conditioning further includes any one such as claim 9-16
The control device.
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| CN201710064226.1A CN106839310B (en) | 2017-02-04 | 2017-02-04 | A kind of control method of air-conditioning, device and air-conditioning |
| PCT/CN2017/092933 WO2018141150A1 (en) | 2017-02-04 | 2017-07-14 | Control method and device for air conditioner, and air conditioner |
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| WO2018141150A1 (en) * | 2017-02-04 | 2018-08-09 | 海尔集团公司 | Control method and device for air conditioner, and air conditioner |
| CN108548252B (en) * | 2018-03-30 | 2021-01-29 | 青岛海尔空调器有限总公司 | Control method and device of air conditioning system |
| CN110940067B (en) * | 2019-12-16 | 2021-07-06 | 宁波奥克斯电气股份有限公司 | Control method and device for automatically supplementing liquid adding amount in refrigeration mode and air conditioner |
| CN114413404B (en) * | 2021-12-20 | 2023-05-26 | 青岛海尔空调电子有限公司 | Method and device for reducing noise of air conditioner refrigerant, air conditioner and storage medium |
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