CN106196524A - Control device, control method and the air-conditioning of a kind of air-conditioning anti-freeze - Google Patents
Control device, control method and the air-conditioning of a kind of air-conditioning anti-freeze Download PDFInfo
- Publication number
- CN106196524A CN106196524A CN201610631297.0A CN201610631297A CN106196524A CN 106196524 A CN106196524 A CN 106196524A CN 201610631297 A CN201610631297 A CN 201610631297A CN 106196524 A CN106196524 A CN 106196524A
- Authority
- CN
- China
- Prior art keywords
- freeze
- heat exchange
- exchange arm
- air
- conditioning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- 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
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
-
- 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
Abstract
The present invention provides control device, control method and the air-conditioning of a kind of air-conditioning anti-freeze; the device that controls of described air-conditioning anti-freeze includes the heat exchanger (1) for being evaporated refrigeration; it includes plural heat exchange arm (11); also including judging unit, whether at least one being used for judging in plural heat exchange arm (11) reaches the condition of anti-freeze protection；Regulation unit, reaches the flow of the heat exchange arm of anti-freeze protective condition so that it is unsatisfactory for the condition that anti-freeze is protected for regulation.Control device, control method and air-conditioning by the air-conditioning anti-freeze of the present invention; by judging whether heat exchange arm reaches anti-freeze protective condition and regulation heat exchange arm flow; thus effectively achieve and cold medium flux at least one heat exchange arm is controlled, it is possible to heat exchanger can also normally be freezed when carrying out anti-freeze protection.
Description
Technical field
The invention belongs to air-conditioning technical field, be specifically related to control device, control method and the sky of a kind of air-conditioning anti-freeze
Adjust.
Background technology
Interior machine anti-freezing method the most common in prior art is to use temperature-sensitive bag detection temperature as interior machine
The control method of anti-freeze, but the control method of this interior machine anti-freeze is when operation, air conditioning unit can not normally freeze,
Then result in comfort level can decrease.
Due to the interior machine of air conditioning system of the prior art, when carrying out anti-freeze protection and controlling, often exist can not be just
The often technical problem of refrigeration, research design the most of the present invention goes out control device, control method and the air-conditioning of a kind of air-conditioning anti-freeze.
Summary of the invention
Therefore, the technical problem to be solved in the present invention is to overcome air conditioning system of the prior art carrying out anti-freeze guarantor
Can there is the defect that can not normally freeze when protecting control, thus provide the control device of a kind of air-conditioning anti-freeze, control method and
Air-conditioning.
The present invention provides the control device of a kind of air-conditioning anti-freeze, and it includes the heat exchanger for being evaporated refrigeration, its
Including plural heat exchange arm,
Also include:
Whether judging unit, reach the bar of anti-freeze protection at least one judging in plural heat exchange arm
Part；
Regulation unit, reaches the flow of heat exchange arm of anti-freeze protective condition so that it is unsatisfactory for anti-freeze for regulation
The condition of protection.
Preferably, plural described heat exchange arm is connected to point by converging with the branch line being each connected respectively
One end of liquid parts, described regulation unit includes the first throttle device being arranged at least one described branch line.
Preferably, the other end of described separatory parts connects main refrigerant pipeline, and described regulation unit also includes being arranged on institute
State the second throttling arrangement on main refrigerant pipeline.
Preferably, also include detector unit, for detecting the temperature of at least one in plural described heat exchange arm
Degree, and by testing result transmission to described judging unit.
Preferably, described detector unit includes temperature temperature-sensitive bag.
The present invention provides the control method of a kind of air-conditioning anti-freeze, and the control device of its aforesaid air-conditioning anti-freeze, to sky
The heat exchanger adjusted freezes to carry out defense controls, comprising:
Judge step, it is judged that whether at least one in plural heat exchange arm reaches the condition of anti-freeze protection；
Regulating step, regulation reaches the flow of the heat exchange arm of anti-freeze protective condition so that it is unsatisfactory for anti-freeze protection
Condition.
Preferably, when regulating unit and including first throttle device, and when the heat exchange arm being attached thereto reaches anti-freeze
During the condition protected, regulate first throttle device, flow through the cold medium flux in this heat exchange arm and reduce.
Preferably, when regulating unit and also including the second throttling arrangement, regulate the second throttling arrangement, flow through this heat exchange and prop up
Pipe neutralizes the cold medium flux flowed through in main refrigerant pipeline and all reduces.
Preferably, also include detecting step, detect the temperature of at least one in plural described heat exchange arm, and
By testing result transmission to described judgement step.
Preferably, when the heat exchange arm temperature detected is less than preset temperature, it is judged that it meets entrance anti-freeze and controls
Condition, then regulation first throttle device aperture make it reduce.
Preferably, when regulating unit and also including the second throttling arrangement, regulation first throttle device and the second throttling simultaneously
The aperture of device all reduces, and flows through the cold medium flux in heat exchange arm to reduce.
The present invention also provides for a kind of air-conditioning, and it includes the control device of aforesaid air-conditioning anti-freeze.
Control device, control method and the air-conditioning of a kind of air-conditioning anti-freeze that the present invention provides have the advantages that
1. by control device, control method and the air-conditioning of the air-conditioning anti-freeze of the present invention, by judging that heat exchange arm is
No reach anti-freeze protective condition and regulation heat exchange arm flow, thus effectively achieve at least one heat exchange arm
Cold medium flux is controlled, it is possible to heat exchanger can also normally be freezed when carrying out anti-freeze protection；
2. by control device, control method and the air-conditioning of the air-conditioning anti-freeze of the present invention, by least one heat exchange
First throttle device is set on the branch line of arm, it is possible to needing most and be easiest to reach at least one of anti-freeze protection
Heat exchange arm carries out throttling action, it is possible to effectively reduce flowing through the flow in this heat exchange arm, thus it is carried out anti-freeze guarantor
Protect, can also normally freeze, it is achieved accurately, be controlled targetedly simultaneously；
3. by control device, control method and the air-conditioning of the air-conditioning anti-freeze of the present invention, at the main coolant of separatory parts
The mode of the second throttling arrangement is also set up, it is possible to the main refrigerant pipeline to the heat exchange arm flowed through in each branch line on pipeline
Carry out the control that throttles, so that total cold medium flux to be controlled, it is thus possible to be effectively prevented in a road or several roads branch line cold
The situation that cold medium flux in matchmaker's reduction, another road or several roads branch line but increases, is prevented effectively from regulation process and can cause it
His heat exchange arm freezes the generation of frosting situation；
4. by control device, control method and the air-conditioning of the air-conditioning anti-freeze of the present invention, by detection heat exchange arm temperature
Degree mode, it is possible to efficiently and accurately judge some in interior machine or multiple heat exchange arm whether be in frozen state,
Maybe will enter frozen state, to judge in advance according to testing result and to be accurately controlled, it is ensured that each heat exchange arm is equal
Can normally refrigerating operaton and frost-free or freeze.
Accompanying drawing explanation
Fig. 1 is the system structure schematic diagram controlling device of the air-conditioning anti-freeze of the present invention；
Fig. 2 is the schematic flow sheet of the method for optimizing of the control method of the air-conditioning anti-freeze of the present invention.
Description of reference numerals:
1 heat exchanger, 11 heat exchange arms, 2 branch lines, 3 separatory parts, 4 first throttle devices, 5 is main
Refrigerant pipeline, 6 second throttling arrangements, 7 temperature temperature-sensitive bags, 8 discharges.
Detailed description of the invention
As it is shown in figure 1, the present invention provides the control device of a kind of air-conditioning anti-freeze, it includes for being evaporated refrigeration
Heat exchanger 1, it includes plural heat exchange arm 11, also includes:
Whether judging unit, reach anti-freeze protection at least one judging in plural heat exchange arm 11
Condition；
Regulation unit, reaches the flow of heat exchange arm of anti-freeze protective condition so that it is unsatisfactory for anti-freeze for regulation
The condition of protection.
By the control device of the air-conditioning anti-freeze of the present invention, by the plural heat exchange arm for sweat cooling
(i.e. vaporizer) is controlled, it is judged that whether at least one heat exchange arm reaches anti-freeze protective condition and regulation heat exchange is propped up
Pipe flow amount, thus effectively achieve cold medium flux in heat exchanging arm and be controlled, it is possible to make heat exchanger carry out anti-freeze
Can also normally freeze during protection, thus not interfere with the level of comfort of indoor.
Preferably, one end of plural described heat exchange arm 11 is respectively by converging with the branch line 2 being each connected
Close and be connected to one end of separatory parts 3, the other end converges and is connected to discharge 8, and described regulation unit includes being arranged at least one
First throttle device 4 on individual described branch line 2.By arranging first segment on the branch line of at least one heat exchange arm
Stream device, it is possible at least one the heat exchange arm needing most and being easiest to reach anti-freeze protection is carried out throttling action, it is possible to
Effectively reduce and flow through the flow in this heat exchange arm, thus it is carried out anti-freeze protection, can also normally freeze simultaneously, real
The most accurately, it is controlled targetedly.
Preferably, the other end of described separatory parts 3 connects main refrigerant pipeline 5, and described regulation unit also includes being arranged on
The second throttling arrangement 6 on described main refrigerant pipeline.The main refrigerant pipeline of separatory parts also sets up the second throttling arrangement
Mode, it is possible to the main refrigerant pipeline of the heat exchange arm flowed through in each branch line is carried out the control that throttles, with to total coolant
Flow is controlled, it is thus possible to be effectively prevented coolant reduction, another road or several roads branched pipe in a road or several roads branch line
The situation that cold medium flux in road but increases, is prevented effectively from regulation process and other heat exchange arms can be caused to freeze sending out of frosting situation
Raw.
Preferably, also include detector unit, change at least one detected in plural described heat exchange arm 11
The temperature of hot leg pipe 11, and by testing result transmission to described judging unit.By arranging detector unit to detect heat exchange arm
The mode of temperature, it is possible to efficiently and accurately judge whether some in interior machine or multiple heat exchange arm are in and freeze shape
State, maybe will enter frozen state, to judge in advance according to testing result and to be accurately controlled, it is ensured that each heat exchange arm
All can normally refrigerating operaton and frost-free or freeze.
Preferably, described detector unit includes temperature temperature-sensitive bag 7.Detector unit is chosen as temperature temperature-sensitive bag, and this is inspection
The preferred kind of the detector unit of testing temperature and version.
It is further preferred that described first throttle device 4 and the second throttling arrangement 6 are electric expansion valve；Described separatory portion
Part 3 is liquid-dividing head；Described heat exchanger 1 is indoor set heat exchanger.
As it is shown in figure 1, it is further preferred that described heat exchanger 1 includes two heat exchange arms, including the first heat exchange arm and
Second heat exchange arm, described first heat exchange arm by the first branch line be connected to one end of described separatory parts 3, described second
Heat exchange arm is connected to one end of described separatory parts 3 by the second branch line, and is provided with on described first branch line
Described first throttle device 4.
The present invention also provides for the control method of a kind of air-conditioning anti-freeze, and it uses the control dress of aforesaid air-conditioning anti-freeze
Put, freeze to carry out defense controls to the heat exchanger of air-conditioning, comprising:
Judge step, it is judged that whether at least one in plural heat exchange arm 11 reaches the bar of anti-freeze protection
Part；
Regulating step, regulation reaches the flow of the heat exchange arm of anti-freeze protective condition so that it is unsatisfactory for anti-freeze protection
Condition.
By the control method of the air-conditioning anti-freeze of the present invention, by the plural heat exchange arm for sweat cooling
(i.e. vaporizer) is controlled, it is judged that whether at least one of which heat exchange arm reaches anti-freeze protective condition and regulation is changed
Hot leg pipe flow, thus effectively achieve cold medium flux in heat exchanging arm and be controlled, it is possible to heat exchanger is being prevented
Can also normally freeze during freeze protection, thus not interfere with the level of comfort of indoor.
Preferably, when regulating unit and including first throttle device, and when the heat exchange arm being attached thereto reaches anti-freeze
During the condition protected, regulate first throttle device, flow through the cold medium flux in this heat exchange arm and reduce.By above regulation
Mode can effectively reduce the flow flowed through in this heat exchange arm reaching anti-freeze protection by first throttle device, thus right
It carries out anti-freeze protection, can also normally freeze, it is achieved accurately, be controlled targetedly simultaneously.
Preferably, when regulating unit and also including the second throttling arrangement, regulate the second throttling arrangement, flow through this heat exchange and prop up
Pipe neutralizes the cold medium flux flowed through in main refrigerant pipeline and all reduces.Can be to flowing through each branched pipe by above regulative mode
The main refrigerant pipeline of the heat exchange arm in road carries out the control that throttles, so that total cold medium flux is controlled, it is thus possible to effectively
The feelings that the cold medium flux prevented in a road or several roads branch line in coolant reduction, another road or several roads branch line but increases
Condition, is prevented effectively from regulation process and other heat exchange arms can be caused to freeze the generation of frosting situation.
Preferably, also include detecting step, detect the temperature of at least one in plural described heat exchange arm, and
By testing result transmission to described judgement step.By arrange detecting step with detection heat exchange arm temperature by the way of, it is possible to have
Effect and judge whether some in interior machine or multiple heat exchange arm are in frozen state, maybe will enter and freeze shape exactly
State, to judge in advance according to testing result and to be accurately controlled, it is ensured that each heat exchange arm all can normally freeze fortune
Row and frost-free or freeze.
Preferably, when the heat exchange arm temperature detected is less than preset temperature, it is judged that it meets entrance anti-freeze and controls
Condition, then regulation first throttle device aperture make it reduce.This is that the concrete of control method of the present invention preferably controls
Step, when heat exchange arm temperature being detected less than preset temperature, (preset temperature is according to the performance of heat exchange arm, indoor outer shroud
The parameters such as border temperature and be set, under usual terms when less than preset temperature, start defrost), it is judged that its meet enter anti-
Freeze the condition controlled, make it reduce by the aperture of regulation first throttle device, it is possible to effectively to reduce and propped up by this heat exchange
The flow of the coolant in pipe, reduce further probability and the probability of frosting, and also can guarantee that it can normally freeze.
Preferably, when regulating unit and also including the second throttling arrangement, regulation first throttle device and the second throttling simultaneously
The aperture of device all reduces, and flows through the cold medium flux in heat exchange arm to reduce.This is control method further of the present invention
Preferably rate-determining steps, when also including the second throttling arrangement and heat exchange arm temperature being detected less than preset temperature, it is judged that its
Meet and enter the condition that anti-freeze controls, make it reduce by the aperture of regulation first throttle device, it is possible to effectively reduce logical
Cross the flow of coolant in this heat exchange arm, but be but likely to affect the cold medium flux of other pipelines, may result in stream
Cold medium flux in other branch roads and increase, therefore to reduce the probability that this situation occurs, the present invention regulates
The aperture of first throttle device and the second throttling arrangement all reduces, then can effectively reduce and flow through the heat exchange arm needing anti-freeze
Cold medium flux, simultaneously ensure the cold medium flux of the heat exchange arm in other branch roads be unlikely to increase, be prevented effectively from regulation process
Other heat exchange arms can be caused to freeze the generation of frosting situation.
The present invention also provides for a kind of air-conditioning, and it includes the control device of aforesaid air-conditioning anti-freeze.By the sky of the present invention
Adjust, use the control device of aforesaid air-conditioning anti-freeze, for the plural heat exchange arm (i.e. vaporizer) of sweat cooling
It is controlled, it is judged that whether at least one heat exchange arm reaches anti-freeze protective condition and regulation heat exchange arm flow, thus
Effectively achieve cold medium flux in heat exchanging arm to be controlled, it is possible to make heat exchanger carry out anti-freeze protection time can also
Normally freeze, thus do not interfere with the level of comfort of indoor.
Operation principle and the preferred embodiment of the present invention are described below
The present invention preferably, fills by installing throttling additional before and after the separatory parts 3 (preferably liquid-dividing head) that heat exchanger 1 is connected
Put the control realizing heat exchanger branch refrigerant flow, thus reach unit while interior machine prevents frosting and also can normally make
Cold.
Owing to have employed the interior machine anti-freeze control method of the present invention, unit is after entering anti-freeze, and unit will not exit
Refrigeration mode, unit can normally freeze, it is to avoid unit is entering the problem do not freezed during anti-freeze, is greatly improved use
The comfort level that family uses.
Specific embodiment is as follows:
1, equipment: complete indoor set, a throttling arrangement for two equal models, throttling arrangement can use electronics swollen
Swollen valve.
2 as it is shown in figure 1, install throttling arrangement respectively additional before and after liquid-dividing head.For to be arranged on after how determining liquid-dividing head
Which branch, this is accomplished by early stage matching test when confirming which is easiest to enter frosting state.
3, when the pipeline temperature-sensitive bag on heat exchanger detects that line temperature reaches to arrange value, mainboard accepts information, and opens
Begin to make electronic expansion valve events.In order to solve the problem of frosting pipeline, can suitably reduce the coolant of this pipeline, it is possible to make
Throttling arrangement after liquid-dividing head is beaten little.If in view of the restriction effect of a certain pipeline after only increasing liquid-dividing head, liquid-dividing head is come in
Total flow constant, then be easy for causing the coolant quantity of other pipelines to increase, so influence whether the frosting feelings of other pipelines
Condition.So in order to ensure reducing the most a certain road cold medium flux when, other branch coolant quantities keep constant, it is necessary to
Also to install a throttling arrangement before liquid-dividing head additional, and install additional the two throttling arrangement action when, the throttling played
Effect wants equal.When temperature that heat exchange manifold temperature-sensitive bag detects arrives disengaging value, mainboard accepts information, and make to install additional
The two throttling arrangement restPoses.When line temperature reaches to enter anti-freeze condition again, circulate the most according to this.
So machine anti-freeze in controlling in this manner, unit the most normally freezes, and improves comfort level.
This control method can substitute the most common interior machine anti-freeze but the control method do not freezed of unit.
Those skilled in the art is it is easily understood that on the premise of not conflicting, above-mentioned each advantageous manner can be free
Ground combination, superposition.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Any amendment, equivalent and the improvement etc. made within god and principle, should be included within the scope of the present invention.With
It is only the preferred embodiment of the present invention described on, it is noted that for those skilled in the art, not
On the premise of departing from the technology of the present invention principle, it is also possible to make some improvement and modification, these improve and modification also should be regarded as this
The protection domain of invention.
Claims (12)
1. the control device of an air-conditioning anti-freeze, it is characterised in that:
Including the heat exchanger (1) for being evaporated refrigeration, it includes plural heat exchange arm (11), also includes:
Judging unit, whether at least one being used for judging in plural heat exchange arm (11) reaches the bar of anti-freeze protection
Part；
Regulation unit, reaches the flow of the heat exchange arm of anti-freeze protective condition so that it is unsatisfactory for anti-freeze protection for regulation
Condition.
Control device the most according to claim 1, it is characterised in that: plural described heat exchange arm (11) is led to respectively
The branch line (2) crossed and be each connected converges the one end being connected to separatory parts (3), described regulation unit include being arranged on to
First throttle device (4) on a few described branch line (2).
Control device the most according to claim 2, it is characterised in that: the other end of described separatory parts (3) connects main cold
Matchmaker's pipeline (5), described regulation unit also includes the second throttling arrangement (6) being arranged on described main refrigerant pipeline.
4. according to the control device one of claim 1-3 Suo Shu, it is characterised in that: also include detector unit, for detection two
The temperature of at least one in individual above described heat exchange arm (11), and by testing result transmission to described judging unit.
Control device the most according to claim 4, it is characterised in that: described detector unit includes temperature temperature-sensitive bag (7).
6. the control method of an air-conditioning anti-freeze, it is characterised in that: use the air-conditioning anti-freeze that one of claim 1-5 is described
Control device, freeze to carry out defense controls to the heat exchanger of air-conditioning, comprising:
Judge step, it is judged that whether at least one in plural heat exchange arm (11) reaches the condition of anti-freeze protection；
Regulating step, regulation reaches the flow of the heat exchange arm of anti-freeze protective condition so that it is unsatisfactory for the bar that anti-freeze is protected
Part.
Control method the most according to claim 6, it is characterised in that: when regulating unit and including first throttle device, and
When the heat exchange arm being attached thereto reaches the condition of anti-freeze protection, regulate first throttle device, flow through this heat exchange arm
In cold medium flux reduce.
Control method the most according to claim 7, it is characterised in that: when regulating unit and also including the second throttling arrangement,
Regulate the second throttling arrangement, flow through this heat exchange arm and neutralize the cold medium flux that flows through in main refrigerant pipeline and all reduce.
9. according to the control method one of claim 6-8 Suo Shu, it is characterised in that: also include detecting step, detect two with
On described heat exchange arm in the temperature of at least one, and by testing result transmission to described judgement step.
Control method the most according to claim 9, it is characterised in that: when the heat exchange arm temperature detected is less than presetting
During temperature, it is judged that it meets the condition that anti-freeze controls that enters, then the aperture of regulation first throttle device makes it reduce.
11. control methods according to claim 10, it is characterised in that: when regulation unit also includes the second throttling arrangement
Time, the aperture of regulation first throttle device and the second throttling arrangement all reduces simultaneously, flows through the coolant in heat exchange arm to reduce
Flow.
12. 1 kinds of air-conditionings, it is characterised in that: include the control device of the described air-conditioning anti-freeze of one of claim 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610631297.0A CN106196524B (en) | 2016-08-01 | 2016-08-01 | A kind of control device, control method and the air-conditioning of air-conditioning anti-freeze |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610631297.0A CN106196524B (en) | 2016-08-01 | 2016-08-01 | A kind of control device, control method and the air-conditioning of air-conditioning anti-freeze |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106196524A true CN106196524A (en) | 2016-12-07 |
| CN106196524B CN106196524B (en) | 2019-04-02 |
Family
ID=57497223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610631297.0A Active CN106196524B (en) | 2016-08-01 | 2016-08-01 | A kind of control device, control method and the air-conditioning of air-conditioning anti-freeze |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106196524B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108844143A (en) * | 2018-07-20 | 2018-11-20 | 珠海格力电器股份有限公司 | The control method of heat exchanger assembly, air conditioner and air conditioner |
| CN109210699A (en) * | 2018-09-10 | 2019-01-15 | 青岛海尔空调器有限总公司 | The control method of air-conditioning anti-freeze protection |
| CN115038917A (en) * | 2020-02-06 | 2022-09-09 | Lg电子株式会社 | Air conditioner |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103388881A (en) * | 2013-06-28 | 2013-11-13 | 广东美的电器股份有限公司 | Heat pump and air-conditioning system as well as control method thereof |
| US20140174114A1 (en) * | 2012-12-20 | 2014-06-26 | Mitsubishi Electric Corporation | Refrigerant charge assisting device, air-conditioning apparatus, and refrigerant charge assisting program |
| CN104634032A (en) * | 2015-01-30 | 2015-05-20 | 广东美的制冷设备有限公司 | Defrosting speed adjusting method, defrosting speed adjusting device and air conditioner |
| CN104728999A (en) * | 2013-12-23 | 2015-06-24 | 珠海格力电器股份有限公司 | Antifreezing control method and device of air-conditioner heat exchanger |
| CN104807229A (en) * | 2015-04-27 | 2015-07-29 | 广东美的暖通设备有限公司 | Multi-split air conditioner and control method thereof |
| JP2016038192A (en) * | 2014-08-11 | 2016-03-22 | 東芝キヤリア株式会社 | Parallel flow type heat exchanger and air conditioner |
-
2016
- 2016-08-01 CN CN201610631297.0A patent/CN106196524B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140174114A1 (en) * | 2012-12-20 | 2014-06-26 | Mitsubishi Electric Corporation | Refrigerant charge assisting device, air-conditioning apparatus, and refrigerant charge assisting program |
| JP2015537186A (en) * | 2012-12-20 | 2015-12-24 | 三菱電機株式会社 | Refrigerant charging support device, air conditioner, and refrigerant charging support program |
| CN103388881A (en) * | 2013-06-28 | 2013-11-13 | 广东美的电器股份有限公司 | Heat pump and air-conditioning system as well as control method thereof |
| CN104728999A (en) * | 2013-12-23 | 2015-06-24 | 珠海格力电器股份有限公司 | Antifreezing control method and device of air-conditioner heat exchanger |
| JP2016038192A (en) * | 2014-08-11 | 2016-03-22 | 東芝キヤリア株式会社 | Parallel flow type heat exchanger and air conditioner |
| CN104634032A (en) * | 2015-01-30 | 2015-05-20 | 广东美的制冷设备有限公司 | Defrosting speed adjusting method, defrosting speed adjusting device and air conditioner |
| CN104807229A (en) * | 2015-04-27 | 2015-07-29 | 广东美的暖通设备有限公司 | Multi-split air conditioner and control method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108844143A (en) * | 2018-07-20 | 2018-11-20 | 珠海格力电器股份有限公司 | The control method of heat exchanger assembly, air conditioner and air conditioner |
| CN109210699A (en) * | 2018-09-10 | 2019-01-15 | 青岛海尔空调器有限总公司 | The control method of air-conditioning anti-freeze protection |
| CN109210699B (en) * | 2018-09-10 | 2020-11-27 | 青岛海尔空调器有限总公司 | Control method for anti-freezing protection of air conditioner |
| CN115038917A (en) * | 2020-02-06 | 2022-09-09 | Lg电子株式会社 | Air conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106196524B (en) | 2019-04-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11279205B2 (en) | Method for operating a coolant circuit and vehicle air-conditioning system | |
| CN111536711B (en) | Heat pump hot water unit and control method for water flow abnormity thereof | |
| CN106016628A (en) | Method and device for controlling defrosting of air conditioner | |
| CN105222285A (en) | A kind of control system of air-conditioning heating frosting and control method | |
| CN103307754B (en) | Method and device for controlling openings of electronic expansion valves of water heater and air conditioner | |
| WO2017005036A1 (en) | Multi-line apparatus system refrigerant flow control method and device | |
| US20120055178A1 (en) | Heat pump apparatus and method for controlling regulating valve | |
| CN106196425A (en) | A kind of power component dewing-proof method, Apparatus and system | |
| JP6569899B2 (en) | Air conditioning system, control method and program | |
| CN106196524A (en) | Control device, control method and the air-conditioning of a kind of air-conditioning anti-freeze | |
| CN107289599A (en) | A kind of apparatus and method for detecting air conditioner coolant amount of leakage | |
| CN107917505B (en) | A kind of multi-split air conditioner and its outdoor unit defrosting control method | |
| CN110567128A (en) | multi-split air conditioner and control method thereof | |
| WO2019158048A1 (en) | Defrost control method for air conditioner | |
| CN106686948A (en) | Refrigerant heat dissipation apparatus and control method therefor | |
| WO2006039066A2 (en) | Charge management for 100% heat recovery units | |
| JP2010216765A (en) | Local cooling system | |
| WO2023279916A1 (en) | Refrigerant leakage detection control method for air conditioner | |
| CN103857545A (en) | Refrigerant circuit and method of controlling such a circuit | |
| CN106766002B (en) | A kind of control method of air-conditioning, device and air-conditioning | |
| CN104634032B (en) | Defrosting speed adjusting method, defrosting speed adjusting device and air conditioner | |
| CN110736213A (en) | Control method and control device for defrosting of air conditioner and air conditioner | |
| Stein | Waterside Economizing in Data Centers: Design and Control Considerations. | |
| CN109341121A (en) | A kind of refrigeration system and control method | |
| JP6115079B2 (en) | Local air conditioning system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |