CN111412699A - Magnetic liquid separation device, liquid separation control method and air conditioning unit - Google Patents
Magnetic liquid separation device, liquid separation control method and air conditioning unit Download PDFInfo
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- CN111412699A CN111412699A CN202010266603.1A CN202010266603A CN111412699A CN 111412699 A CN111412699 A CN 111412699A CN 202010266603 A CN202010266603 A CN 202010266603A CN 111412699 A CN111412699 A CN 111412699A
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- 239000007788 liquid Substances 0.000 title claims abstract description 209
- 238000000926 separation method Methods 0.000 title claims abstract description 75
- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000004378 air conditioning Methods 0.000 title claims abstract description 15
- 239000000696 magnetic material Substances 0.000 claims abstract description 11
- 238000009826 distribution Methods 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 claims description 14
- 238000005057 refrigeration Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 3
- 239000013013 elastic material Substances 0.000 claims description 3
- 239000003507 refrigerant Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/22—Arrangements for directing heat-exchange media into successive compartments, e.g. arrangements of guide plates
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- Analytical Chemistry (AREA)
- Power Engineering (AREA)
- Centrifugal Separators (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a magnetic liquid separation device, a liquid separation control method and an air conditioning unit, wherein the device comprises: the liquid separating pipe is cylindrical; one end of the flow deflector is rotatably fixed on the middle shaft of the liquid separating pipe, and the other end of the flow deflector is positioned on the inner pipe wall of the liquid separating pipe and used for separating liquid; the flow guide sheet comprises at least two flow guide sheets, and the outer wall of each flow guide sheet is wrapped with a magnetic frame body; the magnetic material is positioned on the outer pipe wall of the liquid separating pipe, is magnetically connected with the magnetic frame body, and drives the magnetic frame body and the flow deflector to rotate through rotation so as to adjust liquid separation. The invention solves the problem of uneven liquid separation of the inner machine in the prior art, has more accurate liquid separation, simple realization mode and lower cost.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to a magnetic liquid separating device, a liquid separating control method and an air conditioning unit.
Background
When one outdoor unit of the multi-split air conditioning unit is matched with a plurality of indoor units, how to adjust the liquid separation of each indoor unit is an important problem, and the method for solving the problem is generally that an electronic expansion valve is additionally arranged on the side of each indoor unit to control the flow of refrigerant entering the indoor unit, so that the cost of the indoor unit is increased; if the electronic expansion valve is not used, the branch pipes with different diameters are used for adjusting liquid separation, but the method is greatly influenced by the installation mode and welding, and the condition of uneven liquid separation is easy to occur.
Aiming at the problem of uneven liquid distribution of the internal machine in the related technology, an effective solution is not provided at present.
Disclosure of Invention
The invention provides a magnetic liquid separating device, a liquid separating control method and an air conditioning unit, and at least solves the problem of uneven liquid separation of an internal machine in the prior art.
To solve the above technical problem, according to an aspect of an embodiment of the present invention, there is provided a liquid separation device including: the liquid separating pipe is cylindrical; one end of the flow deflector is rotatably fixed on the middle shaft of the liquid separating pipe, and the other end of the flow deflector is positioned on the inner pipe wall of the liquid separating pipe and used for separating liquid; the flow guide sheet comprises at least two flow guide sheets, and the outer wall of each flow guide sheet is wrapped with a magnetic frame body; the magnetic material is positioned on the outer pipe wall of the liquid separating pipe, is magnetically connected with the magnetic frame body, and drives the magnetic frame body and the flow deflector to rotate through rotation so as to adjust liquid separation.
Furthermore, one end of the liquid separating pipe is connected with the liquid inlet pipe, and the other end of the liquid separating pipe is connected with the branch pipe; wherein, the quantity of branch liquid pipe is the same with the quantity of water conservancy diversion piece.
Furthermore, each branch liquid pipe is connected with two flow deflectors and is used for guiding the liquid divided by the two flow deflectors connected with the branch liquid pipe; wherein, the branch liquid pipe is connected with the flow deflector through an elastic material body.
According to another aspect of the embodiments of the present invention, a liquid separation control method is provided, which is applied to the liquid separation device as described above, wherein a branch liquid pipe is connected to a liquid inlet pipe of an indoor unit of an air conditioning unit; the method comprises the following steps: obtaining a liquid separation parameter of an internal machine; judging whether liquid separation adjustment is needed or not according to the liquid separation parameters; if so, adjusting the liquid separating device according to the liquid separating parameters to carry out liquid separating adjustment.
Further, the liquid separation parameters at least comprise one of the following parameters: pipe temperature difference, air outlet temperature difference and outlet pipe pressure difference.
Further, the liquid separation parameter is a tube temperature difference; obtaining the liquid separation parameters of the internal machine, including: detecting the operation mode of the air conditioning unit; and determining the pipe temperature difference of the internal machine according to the operation mode.
Further, the operation mode includes at least one of: a cooling mode, a heating mode; determining the pipe temperature difference of the inner machine according to the operation mode, comprising the following steps: when the operation mode is a refrigeration mode, acquiring the tube temperature of the air tube of each internal machine, and calculating the tube temperature difference of the air tube; when the operation mode is the heating mode, the pipe temperature of the liquid pipe of each indoor unit is obtained, and the pipe temperature difference of the liquid pipe is calculated.
Further, the number of the internal machines is at least two; when the number of the inner machines is two, the pipe temperature difference of the inner machines is the temperature difference between the pipe temperatures of the two inner machines; when the number of the inner machines is more than two, the pipe temperature difference of the inner machines is the temperature difference between the pipe temperature of the inner machines and the average pipe temperature of all the inner machines.
Further, whether liquid separation adjustment is needed or not is judged according to the liquid separation parameters, and the method comprises the following steps: judging whether the liquid separation parameters meet preset parameter thresholds or not; if yes, the liquid separation adjustment is determined to be needed.
Further, according to dividing liquid parameter adjustment and dividing liquid device, divide liquid and adjust, include: calculating the adjustment angle of the flow deflector according to the liquid separation parameters; the magnetic material is controlled to rotate, and the magnetic frame body and the flow deflector are driven to rotate to an adjusting angle through rotation.
According to another aspect of the embodiment of the invention, an air conditioning unit is provided, which comprises the liquid separating device.
According to yet another aspect of embodiments of the present invention, there is provided a storage medium containing computer-executable instructions for performing the dispensing control method as described above when executed by a computer processor.
The novel liquid separating device is provided, the guide vanes are fixed and adjusted by the aid of the magnetic materials, included angles of the liquid separating guide vanes are adjusted, liquid separating of different inner machines is changed, and liquid separating conditions of the different inner machines are controlled, so that the problem of liquid separating unevenness caused by welding, height difference of the inner machines and different lengths of connecting pipes is solved, liquid separating is more accurate, the implementation mode is simple, and the cost is lower.
Drawings
FIG. 1 is an alternative top view of a dispensing device according to an embodiment of the present invention;
FIG. 2 is an alternative front view of a dispensing device according to an embodiment of the present invention;
FIG. 3 is an alternative right side view of a branch tube and dispensing device according to an embodiment of the present invention;
FIG. 4 is an alternative top view of a branch tube and a dispensing device according to an embodiment of the present invention;
FIG. 5 is another alternative top view of a dispensing device according to an embodiment of the present invention;
FIG. 6 is another alternative front view of a dispensing device according to an embodiment of the present invention;
FIG. 7 is another alternative right side view of a branch tube and a dispensing device according to an embodiment of the present invention;
FIG. 8 is a top view of an alternative embodiment of a branch tube and dispensing device in accordance with the present invention;
FIG. 9 is yet another alternative top view of a dispensing device according to an embodiment of the present invention;
FIG. 10 is a front view of yet another alternative dispensing device according to an embodiment of the present invention;
FIG. 11 is a right side view of an alternative embodiment of a branch tube and dispensing device in accordance with the present invention;
FIG. 12 is a top view of an alternative embodiment of a branch tube and dispensing device in accordance with the present invention;
FIG. 13 is an alternative flow diagram of a method of dispensing control according to an embodiment of the present invention;
fig. 14 is another alternative flow chart of a liquid separation control method according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.
Example 1
In a preferred embodiment 1 of the invention, a liquid separating device is provided, as shown in fig. 1-2, fig. 1 showing a top view of the liquid separating tube, fig. 2 showing a front view of the liquid separating tube, and in section. As shown, it includes: the liquid separating pipe is cylindrical; one end of the flow deflector is rotatably fixed on the middle shaft of the liquid separating pipe, and the other end of the flow deflector is positioned on the inner pipe wall of the liquid separating pipe and used for separating liquid; the flow guide sheet comprises at least two flow guide sheets, and the outer wall of each flow guide sheet is wrapped with a magnetic frame body; the magnetic material is positioned on the outer pipe wall of the liquid separating pipe, is magnetically connected with the magnetic frame body, and drives the magnetic frame body and the flow deflector to rotate through rotation so as to adjust liquid separation. The included angle of the two flow deflectors in fig. 1 is 180 degrees, so that the two liquid distribution pipes uniformly distribute liquid.
In above-mentioned embodiment, provide a new branch liquid device, utilize magnetic material fixed and adjustment water conservancy diversion piece, change and divide liquid water conservancy diversion piece contained angle to change different interior machine and divide liquid, control different interior machines and divide the liquid condition, and then improve because the uneven problem of branch liquid that welding, interior machine difference in height, the different leads to of connecting pipe length, divide liquid more accurate, and the realization is simple, and the cost is lower.
Furthermore, one end of the liquid separating pipe is connected with the liquid inlet pipe, and the other end of the liquid separating pipe is connected with the branch pipe; wherein, the quantity of branch liquid pipe is the same with the quantity of water conservancy diversion piece. Each branch liquid pipe is connected with two flow deflectors and is used for guiding liquid divided by the two flow deflectors connected with the branch liquid pipe; wherein, the branch liquid pipe is connected with the flow deflector through an elastic material body. Fig. 1 shows that the two liquid distributing pipes uniformly distribute liquid because the included angle between the two flow deflectors is 180 degrees, fig. 3 to 4 show the structure schematic diagram of the connection between the branch pipe and the liquid distributing pipe, especially the connection between the two flow deflectors, as shown in fig. 3, fig. 3 shows the right side view of the branch pipe and the liquid distributing pipe, fig. 4 shows the top view of the branch pipe and the liquid distributing pipe, fig. 3 to 4 also show the schematic diagram of the uniform distribution between the two branch pipes and the liquid distributing pipe, the hatched portion in the figure is the liquid distributing amount of the right side liquid distributing pipe, and it can be seen that the left side liquid distributing amount is the same as the right.
In a preferred embodiment of the present invention, another schematic diagram of a liquid separating device is provided, as shown in fig. 5, fig. 5 shows a top view of the liquid separating tube, and fig. 6 shows a front view of the liquid separating tube, and is sectioned. The included angle of the two guide vanes in fig. 5 is changed relative to fig. 1, so that the liquid separation of the two liquid separation pipes is different, the right side is obviously larger than the left side, as shown in fig. 7-8, the right side view of the liquid separation pipe and the branch pipe in fig. 7 is shown, fig. 8 is a top view of the liquid separation pipe and the branch pipe, the shaded part in fig. 7-8 is the liquid separation amount of the right side liquid separation pipe, and it can be seen that the left side is smaller than the right side liquid separation amount.
According to the needs of the unit, the included angle of the two guide vanes can be changed continuously, as shown in fig. 9, the included angle of the two guide vanes in fig. 9 is changed to 90 degrees and 270 degrees, so that the right side of the liquid distribution pipe is more than the left side of the liquid distribution pipe. Fig. 9 shows a plan view of the distributor tube, and fig. 10 shows a front view of the distributor tube, in section, as shown in fig. 9. The included angle of the two guide vanes in fig. 9 is adjusted again with respect to fig. 5, so that the liquid distribution of the two liquid distribution pipes is different, the right side distribution is more than the left side distribution, as shown in fig. 11-12, the right side view of the liquid distribution pipe and the branch pipe in fig. 11 is shown, the top view of the liquid distribution pipe and the branch pipe in fig. 12 is shown, the hatched portion in fig. 11-12 is the liquid distribution amount of the right side liquid distribution pipe, and it can be seen that the left side is smaller than the right side liquid.
This function can realize adjusting wantonly in maximum minute liquid volume and minimum minute liquid volume as required, and the degree of freedom is higher to the magnetic substance is stronger to different mounting conditions's suitability, divides the liquid effect better.
Example 2
Based on the liquid separation device provided in the foregoing embodiment 1, in a preferred embodiment 2 of the present invention, a liquid separation control method is also provided, and the control method can be directly applied to the liquid separation device as described above, and a branch liquid pipe is connected to a liquid inlet pipe of an internal unit of an air conditioning unit. Specifically, fig. 13 shows an alternative flowchart of the method, and as shown in fig. 13, the method includes the following steps S1302-S1306:
s1302: obtaining a liquid separation parameter of an internal machine;
s1304: judging whether liquid separation adjustment is needed or not according to the liquid separation parameters;
s1306: if so, adjusting the liquid separating device according to the liquid separating parameters to carry out liquid separating adjustment.
In the embodiment, a magnetic control liquid separation method is provided, and the angles of the magnetic blocks are adjusted in real time by judging and comparing the pipe temperatures of the machines in different modes, so that the angles of the liquid separation flow deflectors are controlled to change the amount of refrigerants entering different machines, and the optimal refrigerating and heating effects are achieved.
Wherein, the liquid separation parameters at least comprise one of the following parameters: pipe temperature difference, air outlet temperature difference and outlet pipe pressure difference.
Preferably, the liquid separation parameter is a tube temperature difference; obtaining the liquid separation parameters of the internal machine, including: detecting the operation mode of the air conditioning unit; and determining the pipe temperature difference of the internal machine according to the operation mode. The operation mode includes at least one of the following: a cooling mode, a heating mode; determining the pipe temperature difference of the inner machine according to the operation mode, comprising the following steps: when the operation mode is a refrigeration mode, acquiring the tube temperature of the air tube of each internal machine, and calculating the tube temperature difference of the air tube; when the operation mode is the heating mode, the pipe temperature of the liquid pipe of each indoor unit is obtained, and the pipe temperature difference of the liquid pipe is calculated. During refrigeration, the temperature difference of the air pipe is judged (the refrigeration refrigerant enters the inner machine from the liquid pipe and flows out from the air pipe, the refrigerant shunting condition can be judged according to different inner machine air pipe temperature differences), heating is the temperature difference of the liquid pipe (the heating refrigerant enters the inner machine from the air pipe and flows out from the liquid pipe), and the refrigerant shunting condition is judged according to different inner machine liquid pipe temperature differences.
In a preferred embodiment of the present invention, the number of the internal machines is at least two; when the number of the inner machines is two, the pipe temperature difference of the inner machines is the temperature difference between the pipe temperatures of the two inner machines; when the number of the inner machines is more than two, the pipe temperature difference of the inner machines is the temperature difference between the pipe temperature of the inner machines and the average pipe temperature of all the inner machines.
The number of the inner machines is assumed to be n, and the initial guide vane angle is α which is 360/n;
detecting different internal machine tube temperatures as t1, t2 and t3 … … tn;
the average tube temperature T of each internal unit is (T1+ T2+ T3+ … … + tn)/n;
the angle should be adjusted:
△α1＝(t1-T)/T*α
△α2＝(t2-T)/T*α
△α3＝(t3-T)/T*α
……
△αn＝(tn-T)/T*α。
in addition, judge whether need carry out branch liquid regulation according to dividing the liquid parameter, include: judging whether the liquid separation parameters meet preset parameter thresholds or not; if yes, the liquid separation adjustment is determined to be needed. Then, according to dividing liquid parameter adjustment and dividing the liquid device, divide liquid and adjust, include: calculating the adjustment angle of the flow deflector according to the liquid separation parameters; the magnetic material is controlled to rotate, and the magnetic frame body and the flow deflector are driven to rotate to an adjusting angle through rotation.
Another dispensing control method is also provided in preferred embodiment 2 of the present invention, specifically, fig. 14 shows an alternative flowchart of the method, and as shown in fig. 14, the method includes the following steps S1401 to S1409:
s1401: starting the air conditioner for a certain time a;
s1402: when the air conditioner is started for a period of time a and is stable, judging whether the air conditioner is in a refrigeration mode or a heating mode;
s1403, when the air conditioner is in a refrigeration mode, temperature differences of the inner air pipes are collected, wherein for example, one outer machine is matched with two inner machines, and temperature differences of the inner air pipes are collected at △ t 1;
s1404, collecting temperature difference △ t1 between the two inner liquid pipes when the air conditioner is in a heating mode;
s1405, judging △ T1 whether reaching △ T temperature difference of the adjusting action tube;
s1406, outputting an angle to be adjusted according to the corresponding relation between the temperature difference △ T and the adjustment angle α, and if △ T1 is not less than △ T, calculating the angle to be adjusted △α to f (△ T1);
s1407, the magnetic attraction device keeps the current position not to act, the relation between △ T1 and the temperature difference △ T of the preset action tube is judged, if △ T1< △ T, the magnetic block driving device keeps the current state not to act,
s1408, driving the corresponding magnetic attraction device to rotate by a corresponding angle according to the angle to be adjusted, sending the adjusted angle △α to the magnetic block driving device to enable the corresponding magnetic block to rotate by a corresponding angle α, and driving the inner guide vanes to rotate to a fixed position under the action of magnetic force;
and S1409, continuously collecting the tube temperature difference △ T after the preset time b, collecting the relation between the tube temperature difference △ T of the two inner air tubes and the preset action tube temperature difference △ T after the running time b, and continuing the judgment process.
The liquid separation condition is judged through the pipe temperature difference, the flow direction is adjusted to different inner machine angle flow deflectors according to the liquid separation condition, the deflection angle of the flow deflector is small when the temperature difference is small, and the deflection angle of the flow deflector is large when the temperature difference is large as shown in figures 1, 3 and 5. Liquid separation of the inner machines is adjusted in real time, uniform liquid separation of the two inner machines is met, and the refrigerating and heating effects of the unit are improved.
In the embodiment, taking one-to-two as an example, when three-to-one, four-to-one and the like are adopted, the number of the liquid separation flow deflectors is increased, and the liquid separation condition of a plurality of internal machines can be adjusted.
The invention fixes and adjusts the flow deflector by using the magnetic material, changes different liquid distribution of the inner machine, judges the liquid distribution condition of the inner machine according to the pipe temperature difference, corrects the angle of the flow deflector, adjusts the liquid distribution according to the actual refrigerating and heating effect, and solves the problem of uneven liquid distribution of the inner machine.
Example 3
Based on the liquid separating device provided in the above embodiment 2, in a preferred embodiment 3 of the present invention, there is also provided an air conditioning unit, including the liquid separating device as described above.
In above-mentioned embodiment, provide a new branch liquid device, utilize magnetic material fixed and adjustment water conservancy diversion piece, change and divide liquid water conservancy diversion piece contained angle to change different interior machine and divide liquid, control different interior machines and divide the liquid condition, and then improve because the uneven problem of branch liquid that welding, interior machine difference in height, the different leads to of connecting pipe length, divide liquid more accurate, and the realization is simple, and the cost is lower.
Example 4
Based on the liquid separation control method provided in embodiment 1 above, in a preferred embodiment 4 of the present invention, there is also provided a storage medium containing computer-executable instructions for executing the liquid separation control method as described above when executed by a computer processor.
In the embodiment, a magnetic control liquid separation method is provided, and the angles of the magnetic blocks are adjusted in real time by judging and comparing the pipe temperatures of the machines in different modes, so that the angles of the liquid separation flow deflectors are controlled to change the amount of refrigerants entering different machines, and the optimal refrigerating and heating effects are achieved.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.
Claims (12)
1. A dispensing device, comprising:
the liquid separating pipe is cylindrical;
one end of the flow deflector is rotatably fixed on the middle shaft of the liquid distribution pipe, and the other end of the flow deflector is positioned on the inner pipe wall of the liquid distribution pipe and used for distributing liquid; the flow guide sheet comprises at least two flow guide sheets, and the outer wall of each flow guide sheet is wrapped with a magnetic frame body;
and the magnetic material is positioned on the outer pipe wall of the liquid separating pipe, is magnetically connected with the magnetic frame body, and drives the magnetic frame body and the flow deflector to rotate through rotation so as to adjust liquid separation.
2. The apparatus of claim 1, wherein one end of the liquid dividing pipe is connected to the liquid inlet pipe, and the other end is connected to the branch pipe; wherein, the number of branch liquid pipe is the same as the number of water conservancy diversion piece.
3. The device as claimed in claim 2, wherein each branch pipe is connected with two of the flow deflectors for guiding the liquid divided by the two flow deflectors connected with the branch pipe; wherein, the branch liquid pipe is connected with the flow deflector through an elastic material body.
4. A liquid separation control method applied to the liquid separation device according to any one of claims 1 to 3, wherein the branch liquid pipe is connected with a liquid inlet pipe of an indoor unit of an air conditioning unit; the method comprises the following steps:
obtaining the liquid separation parameters of the internal machine;
judging whether liquid separation adjustment is needed or not according to the liquid separation parameters;
if so, adjusting the liquid separation device according to the liquid separation parameters to carry out liquid separation adjustment.
5. The method of claim 4, wherein the dispensing parameters include at least one of: pipe temperature difference, air outlet temperature difference and outlet pipe pressure difference.
6. The method of claim 4, wherein the liquid separation parameter is a tube temperature differential; the obtaining of the liquid separation parameters of the internal machine comprises the following steps:
detecting the operation mode of the air conditioning unit;
and determining the pipe temperature difference of the internal machine according to the operation mode.
7. The method of claim 6, wherein the operating mode includes at least one of: a cooling mode, a heating mode; determining the pipe temperature difference of the inner machine according to the operation mode, comprising the following steps:
when the operation mode is a refrigeration mode, acquiring the tube temperature of the air tube of each internal machine, and calculating the tube temperature difference of the air tube;
and when the operation mode is a heating mode, acquiring the pipe temperature of the liquid pipe of each indoor unit, and calculating the pipe temperature difference of the liquid pipe.
8. The method according to claim 6, wherein the number of the indoor units is at least two;
when the number of the inner machines is two, the pipe temperature difference of the inner machines is the temperature difference between the pipe temperatures of the two inner machines;
and when the number of the inner machines is more than two, the pipe temperature difference of the inner machines is the temperature difference between the pipe temperature of the inner machines and the average pipe temperature of all the inner machines.
9. The method according to claim 4, wherein determining whether a dispensing adjustment is required according to the dispensing parameters comprises:
judging whether the liquid separation parameters meet preset parameter thresholds or not;
if yes, the liquid separation adjustment is determined to be needed.
10. The method according to claim 4, wherein the adjusting of the liquid separating device according to the liquid separating parameters comprises:
calculating the adjustment angle of the flow deflector according to the liquid separation parameters;
and controlling the magnetic material to rotate, and driving the magnetic frame body and the flow deflector to rotate to the adjusting angle through rotation.
11. An air conditioning unit, characterized in that it comprises a device for dispensing liquids according to any one of claims 1 to 3.
12. A storage medium containing computer-executable instructions for performing the method of dispensing control of any of claims 4 to 10 when executed by a computer processor.
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| CN110686375A (en) * | 2019-09-10 | 2020-01-14 | 珠海格力电器股份有限公司 | Air conditioner heat exchange medium control method and device, medium, computer equipment and air conditioner |
| CN212692181U (en) * | 2020-04-07 | 2021-03-12 | 珠海格力电器股份有限公司 | Magnetic liquid separating device and air conditioning unit |
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