CN108826611A - Throttle valve method of adjustment, device, air-conditioning system, storage medium and electronic device - Google Patents
Throttle valve method of adjustment, device, air-conditioning system, storage medium and electronic device Download PDFInfo
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- CN108826611A CN108826611A CN201810227432.4A CN201810227432A CN108826611A CN 108826611 A CN108826611 A CN 108826611A CN 201810227432 A CN201810227432 A CN 201810227432A CN 108826611 A CN108826611 A CN 108826611A
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- throttle valve
- air
- conditioning system
- valve
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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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
- F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a kind of throttle valve method of adjustment, device, air-conditioning system, storage medium and electronic devices.Wherein, this method includes：Determine that the two-port valve in air-conditioning system has turned on；In the case where two-port valve is opened, the aperture of the throttle valve in air-conditioning system is adjusted according to the running frequency of air-conditioning system.Throttle valve opening is unreasonable when the two-port valve that the present invention solves air-conditioning system in the related technology is opened causes Performance for Air Conditioning Systems lower, the low technical problem of reliability.
Description
Technical field
The present invention relates to field of air conditioning, in particular to a kind of throttle valve method of adjustment, device, air-conditioning system, storage
Medium and electronic device.
Background technique
Two-stage Compression air-conditioning air-conditioning system can effectively promote the refrigerant stream of condenser side by way of second vapor injection
Amount, the heating capacity of air-conditioning system is promoted with this, while can reduce delivery temperature, is decayed to low-temperature heating capacity is improved with more bright
Aobvious effect.And how to control air compensation is the key that air-conditioning system efficient operation.If gas supply control is improper, as tonifying Qi is excessive or
Person's tonifying Qi deficiency etc. is easy to influence the reliability of air-conditioning system.
In twin throttle twin-stage air-conditioning system, in order to solve the extremely caused air-conditioning system tonifying Qi reverse irrigation of tonifying Qi or mend
The problems such as gas carrying liquid, existing control strategy are to give level-one throttle valve and two-step throttle valve again when tonifying Qi two-port valve is opened
Fixed aperture limit value, under cooling condition, when tonifying Qi two-port valve is opened, the maximum opening of level-one throttle valve is reduced by Pc_max
It is opened to Pc_max tonifying Qi two-port valve, the minimum aperture of two-step throttle valve is promoted to Pc_min tonifying Qi two-port valve by Pc_min and opens
It opens.But if fixing its aperture limit value, the aperture of one-step valve and secondary valve is larger, is still easy to appear and mends gas carrying liquid, tonifying Qi
The integrity problems such as reverse irrigation；And Air Conditioning Cycle cold medium flux it is lower when, valve opening is larger, restriction effect reduce, air-conditioning system
The coefficient of performance of system will also decrease, and cooling/heating amount reduces.
For above-mentioned problem, currently no effective solution has been proposed.
Summary of the invention
The embodiment of the invention provides a kind of throttle valve method of adjustment, device, air-conditioning system, storage medium and electronics dresses
It sets, leads to Performance for Air Conditioning Systems so that throttle valve opening is unreasonable when at least solving the two-port valve unlatching of air-conditioning system in the related technology
It is lower, the low technical problem of reliability.
According to an aspect of an embodiment of the present invention, a kind of throttle valve method of adjustment is provided, including：Determine air-conditioning system
In two-port valve have turned on；In the case where two-port valve is opened, adjusted in air-conditioning system according to the running frequency of air-conditioning system
The aperture of throttle valve.
Optionally, it in the case where air-conditioning system includes two-stage throttle valve, is adjusted according to the running frequency of air-conditioning system empty
The aperture of throttle valve in adjusting system includes：The maximum opening of first order throttle valve is adjusted according to the running frequency of air-conditioning system；
The minimum aperture of second level throttle valve is adjusted according to the running frequency of air-conditioning system.
Optionally, include according to the maximum opening that the running frequency of air-conditioning system adjusts first order throttle valve：By following
Mode adjusts the maximum opening of first order throttle valve：P_max11=P_max10+a1 × f+b1；Wherein, P_max11 is after adjusting
First order throttle valve maximum opening, P_max10 be two-port valve do not open in the case where first order throttle valve maximum opening,
F is the running frequency of air-conditioning system, and a1, b1 are respectively real number.
Optionally, include according to the minimum aperture that the running frequency of air-conditioning system adjusts second level throttle valve：By following
Mode adjusts the minimum aperture of second level throttle valve：P_min11=P_min10+a2 × f+b2；Wherein, P_min11 is after adjusting
Second level throttle valve minimum aperture, P_min10 be two-port valve do not open in the case where second level throttle valve minimum aperture,
F is the running frequency of air-conditioning system, and a2, b2 are respectively real number.
Optionally, in the case where air-conditioning system includes two-stage throttle valve, the minimum aperture of first order throttle valve is two-way
The minimum aperture that the first order throttles when valve is not opened, the maximum opening of second level throttle valve are second level section when two-port valve is not opened
Flow the maximum opening of valve.
Optionally, in the case where air-conditioning system is in refrigeration mode, first order throttle valve is first throttle valve, the second level
Throttle valve is second throttle；In the case where air-conditioning system is in heating mode, first order throttle valve is second throttle, the
Two-step throttle valve is first throttle valve.
Optionally, two-port valve is tonifying Qi two-port valve.
According to an aspect of an embodiment of the present invention, a kind of throttle regulator is provided, including：Determining module is used
In determining that the two-port valve in air-conditioning system has turned on；Module is adjusted, is used in the case where two-port valve is opened, according to air-conditioning system
Running frequency adjustment air-conditioning system in throttle valve aperture.
According to an aspect of an embodiment of the present invention, a kind of air-conditioning system is provided, including：Two-port valve, throttle valve, control
Device；Wherein, controller is connect with two-port valve and throttle valve, for determining that two-port valve is turned on, and the case where two-port valve is opened
Under, the aperture of the throttle valve in air-conditioning system is adjusted according to the running frequency of air-conditioning system.
Optionally, throttle valve is two-stage throttle valve, and controller is also used to adjust first according to the running frequency of air-conditioning system
The maximum opening of grade throttle valve and the minimum aperture that second level throttle valve is adjusted according to the running frequency of air-conditioning system.
Optionally, controller for adjusting the maximum opening of first order throttle valve in the following manner：P_max11=P_
max10+a1×f+b1；Wherein, P_max11 be first order throttle valve adjusted maximum opening, P_max10 be two-port valve not
The maximum opening of first order throttle valve in the case where unlatching, f are the running frequency of air-conditioning system, and a1, b1 are respectively real number.
Optionally, controller for adjusting the minimum aperture of second level throttle valve in the following manner：P_min11=P_
min10+a2×f+b2；Wherein, P_max21 be second level throttle valve adjusted minimum aperture, P_min10 be two-port valve not
The minimum aperture of second level throttle valve in the case where unlatching, f are the running frequency of air-conditioning system, and a2, b2 are respectively real number.
According to an aspect of an embodiment of the present invention, a kind of storage medium is provided, is stored with computer in storage medium
Program, wherein computer program is arranged to execute method described in any of the above-described when operation.
According to an aspect of an embodiment of the present invention, a kind of electronic device, including memory and processor are provided, it is special
Sign is, computer program is stored in memory, and processor is arranged to run computer program to execute any of the above-described
Described in method.
In embodiments of the present invention, using determine air-conditioning system two-port valve open in the case where, according to air-conditioning system
Running frequency adjustment air-conditioning system in throttle valve aperture mode, i.e., by by the aperture of throttle valve and air-conditioning system
Running frequency linkage, the i.e. aperture of throttle valve change with the running frequency of air-conditioning system and are changed, and then in different operation frequencies
The aperture of more reasonable throttle valve can be obtained under rate, so that the technical effect of system performance and reliability is improved,
And then solve air-conditioning system in the related technology two-port valve open when throttle valve opening it is unreasonable cause Performance for Air Conditioning Systems compared with
It is low, the low technical problem of reliability.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings：
Fig. 1 is the flow diagram of the throttle valve control method provided according to embodiments of the present invention；
Fig. 2 is the structural schematic diagram of the airflow control provided according to embodiments of the present invention；
Fig. 3 is the double electronic expansion-valve system refrigerant circulation schematic diagram that preferred embodiment provides according to the present invention；
When Fig. 4 is the cooling condition that preferred embodiment provides according to the present invention, electronic expansion valve opening control strategy shows
It is intended to；
When Fig. 5 is the heating condition that preferred embodiment provides according to the present invention, electronic expansion valve opening control strategy shows
It is intended to.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention
Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
The model that the present invention protects all should belong in member's every other embodiment obtained without making creative work
It encloses.
It should be noted that description and claims of this specification and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so as to the embodiment of the present invention described herein can in addition to illustrating herein or
Sequence other than those of description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that cover
Cover it is non-exclusive include, for example, containing the process, method of a series of steps or units, air-conditioning system, product or equipment need not
Those of be limited to be clearly listed step or unit, but may include be not clearly listed or for these process, methods,
The other step or units of product or equipment inherently.
It should be noted that flowing backward in twin throttle two-bed system in order to solve the extremely caused system tonifying Qi of tonifying Qi
Or the problems such as mending gas carrying liquid, control strategy is to give level-one throttle valve again when tonifying Qi two-port valve is opened in the related technology
The fixed aperture limit value with two-step throttle valve, under cooling condition, when tonifying Qi two-port valve is opened, the maximum opening of level-one throttle valve
It is reduced to Pc_max tonifying Qi two-port valve to open by Pc_max, the minimum aperture of two-step throttle valve is promoted to Pc_min by Pc_min and mends
Gas two-port valve is opened.But under different running frequencies, the refrigerant circulation flow of system is different, level-one throttle valve and second level section
The limit value of stream valve opening also needs difference.If fixing its aperture limit value herein, in lower frequency operation, one-step valve and secondary valve
Aperture it is larger, be still easy to appear mend gas carrying liquid, tonifying Qi flow backward etc. integrity problems；And on the other hand, system circulation refrigerant
When flow is lower, valve opening is larger, and restriction effect reduces, and the coefficient of performance of system will also decrease, and cooling/heating amount reduces.
In order to solve the above-mentioned technical problem, the embodiment of the invention provides the implementations of a kind of method of throttle valve control method
Example, it should be noted that step shown in the flowchart of the accompanying drawings can be in the calculating of such as a group of computer-executable instructions
It is executed in air conditioner system, although also, logical order is shown in flow charts, and it in some cases, can be with not
The sequence being same as herein executes shown or described step.
Fig. 1 is the flow diagram of the throttle valve control method provided according to embodiments of the present invention, as shown in Figure 1, the party
Method includes the following steps：
Step S102 determines that the two-port valve in air-conditioning system has turned on；
Step S104 is adjusted in air-conditioning system in the case where two-port valve is opened according to the running frequency of air-conditioning system
The aperture of throttle valve.
Through the above steps, using determine air-conditioning system two-port valve open in the case where, according to the fortune of air-conditioning system
Line frequency adjusts the mode of the aperture of the throttle valve in air-conditioning system, i.e., by by the operation of the aperture of throttle valve and air-conditioning system
Frequency linkage, the i.e. aperture of throttle valve change with the running frequency of air-conditioning system and are changed, and then under different running frequencies
The aperture of more reasonable throttle valve can be obtained, to improve the technical effect of system performance and reliability, in turn
Throttle valve opening is unreasonable when the two-port valve for solving air-conditioning system in the related technology is opened causes Performance for Air Conditioning Systems lower, can
The technical problem low by property.
It should be noted that above-mentioned two-port valve can be tonifying Qi two-port valve, but it is not limited to this.The fortune of above-mentioned air-conditioning system
Line frequency can be the running frequency of compressor in above-mentioned air-conditioning system, and but it is not limited to this.Above-mentioned air-conditioning system can be double
Throttle valve two-bed system, but it is not limited to this.
In one embodiment of the invention, in the case that above-mentioned air-conditioning system includes two-stage throttle valve, above-mentioned steps
S104 can also include：The maximum opening of first order throttle valve is adjusted according to the running frequency of air-conditioning system；According to air-conditioning system
Running frequency adjustment second level throttle valve minimum aperture.
It should be noted that can be showed according to the maximum opening that the running frequency of air-conditioning system adjusts first order throttle valve
For：The maximum opening of first order throttle valve is adjusted in the following manner：P_max11=P_max10+a1 × f+b1；Wherein, P_
Max11 is the maximum opening of first order throttle valve adjusted, and P_max10 is that the first order throttles in the case that two-port valve is not opened
The maximum opening of valve, f are the running frequency of air-conditioning system, and a1, b1 are respectively real number.
It should be noted that the specific data of above-mentioned a1, b1 can be carried out according to the experimental data that not homologous ray is tested
Fitting is determining, is also possible to pre-set, but it is not limited to this.
It should be noted that can be showed according to the minimum aperture that the running frequency of air-conditioning system adjusts second level throttle valve
For：The minimum aperture of second level throttle valve is adjusted in the following manner：P_min11=P_min10+a2 × f+b2；Wherein, P_
Min11 is the minimum aperture of second level throttle valve adjusted, and P_min10 is that the second level throttles in the case that two-port valve is not opened
The minimum aperture of valve, f are the running frequency of air-conditioning system, and a2, b2 are respectively real number.
It should be noted that the specific data of above-mentioned a2, b2 can be carried out according to the experimental data that not homologous ray is tested
Fitting is determining, is also possible to pre-set, but it is not limited to this.
In one embodiment of the invention, in the case where air-conditioning system includes two-stage throttle valve, first order throttle valve
First order throttling when can not opened for two-port valve of minimum aperture minimum aperture, the maximum opening of second level throttle valve can be with
The maximum opening of second level throttle valve when not opened for two-port valve.
It should be noted that above-mentioned air-conditioning system, which may be at refrigeration mode, also may be at heating mode, in refrigeration mould
Under formula and under heating mode, the grade of two-stage throttle valve is different, i.e., a throttle valve is first order section in cooling mode
Valve is flowed, then it can be used as second level throttle valve in a heating mode；One throttle valve is second level throttling in cooling mode
Valve, then it can be used as first order throttle valve under for heating mode, thus in one embodiment of the invention, in air-conditioning system
In the case where in refrigeration mode, first order throttle valve is first throttle valve, and second level throttle valve is second throttle；In air-conditioning
In the case that system is in heating mode, first order throttle valve is second throttle, and second level throttle valve is first throttle valve.
In one embodiment of the invention, in the case where determining that above-mentioned two-port valve is not opened, first order throttle valve and
The maximum opening of second level throttle valve is identical, can be P_max10, but it is not limited to this；Determining above-mentioned two-port valve
In the case where not opening, it can be P_ that the minimum aperture of first order throttle valve and second level throttle valve, which is also possible to identical,
Min10, but it is not limited to this.
It should be noted that above-mentioned first order throttle valve and second level throttle valve can be electric expansion valves, but not
It is limited to this.
It should be noted that the executing subject of the above method can be above-mentioned air-conditioning system, it is also possible to third-party control
Control equipment, but it is not limited to this.
The embodiment of the invention also provides a kind of throttle regulator, Fig. 2 is the section provided according to embodiments of the present invention
The structural schematic diagram for flowing control valve device, as shown in Fig. 2, the device includes：
Determining module 22, the two-port valve for determining in air-conditioning system have turned on；
Module 24 is adjusted, is connect with above-mentioned determining module 22, is used in the case where two-port valve is opened, according to air-conditioning system
Running frequency adjustment air-conditioning system in throttle valve aperture.
By above-mentioned apparatus, using in the case where determining that the two-port valve of air-conditioning system is opened, according to the fortune of air-conditioning system
Line frequency adjusts the mode of the aperture of the throttle valve in air-conditioning system, i.e., by by the operation of the aperture of throttle valve and air-conditioning system
Frequency linkage, the i.e. aperture of throttle valve change with the running frequency of air-conditioning system and are changed, and then under different running frequencies
The aperture of more reasonable throttle valve can be obtained, to improve the technical effect of system performance and reliability, in turn
Throttle valve opening is unreasonable when the two-port valve for solving air-conditioning system in the related technology is opened causes Performance for Air Conditioning Systems lower, can
The technical problem low by property.
It should be noted that above-mentioned two-port valve can be tonifying Qi two-port valve, but it is not limited to this.The fortune of above-mentioned air-conditioning system
Line frequency can be the running frequency of compressor in above-mentioned air-conditioning system, and but it is not limited to this.Above-mentioned air-conditioning system can be double
Throttle valve two-bed system, but it is not limited to this.
In one embodiment of the invention, in the case that above-mentioned air-conditioning system includes two-stage throttle valve, above-mentioned adjustment mould
Block 24 can be also used for adjusting the maximum opening of first order throttle valve according to the running frequency of air-conditioning system and according to air-conditioning system
The minimum aperture of the running frequency adjustment second level throttle valve of system.
It should be noted that above-mentioned adjustment module 24 can be also used for adjusting first order throttle valve in the following manner most
Big aperture：P_max11=P_max10+a1 × f+b1；Wherein, P_max11 is that the maximum of first order throttle valve adjusted is opened
Degree, P_max10 are the maximum opening of first order throttle valve in the case that two-port valve is not opened, and f is the running frequency of air-conditioning system,
A1, b1 are respectively real number.
It should be noted that the specific data of above-mentioned a1, b1 can be carried out according to the experimental data that not homologous ray is tested
Fitting is determining, is also possible to pre-set, but it is not limited to this.
It should be noted that above-mentioned adjustment module 24 can be also used for adjusting second level throttle valve in the following manner most
Small guide vane：P_min11=P_min10+a2 × f+b2；Wherein, P_min11 is that the minimum of second level throttle valve adjusted is opened
Degree, P_min10 are the minimum aperture of second level throttle valve in the case that two-port valve is not opened, and f is the running frequency of air-conditioning system,
A2, b2 are respectively real number.
It should be noted that the specific data of above-mentioned a2, b2 can be carried out according to the experimental data that not homologous ray is tested
Fitting is determining, is also possible to pre-set, but it is not limited to this.
In one embodiment of the invention, in the case where air-conditioning system includes two-stage throttle valve, first order throttle valve
First order throttling when can not opened for two-port valve of minimum aperture minimum aperture, the maximum opening of second level throttle valve can be with
The maximum opening of second level throttle valve when not opened for two-port valve.
It should be noted that above-mentioned air-conditioning system, which may be at refrigeration mode, also may be at heating mode, in refrigeration mould
Under formula and under heating mode, the grade of two-stage throttle valve is different, i.e., a throttle valve is first order section in cooling mode
Valve is flowed, then it can be used as second level throttle valve in a heating mode；One throttle valve is second level throttling in cooling mode
Valve, then it can be used as first order throttle valve under for heating mode, thus in one embodiment of the invention, in air-conditioning system
In the case where in refrigeration mode, first order throttle valve is first throttle valve, and second level throttle valve is second throttle；In air-conditioning
In the case that system is in heating mode, first order throttle valve is second throttle, and second level throttle valve is first throttle valve.
In one embodiment of the invention, in the case where above-mentioned determining module 22 determines that above-mentioned two-port valve is not opened,
The maximum opening of first order throttle valve and second level throttle valve is identical, can be P_max10, but it is not limited to this；?
In the case where determining that above-mentioned two-port valve is not opened, the minimum aperture of first order throttle valve and second level throttle valve is also possible to identical
, it can be P_min10, but it is not limited to this.
It should be noted that above-mentioned first order throttle valve and second level throttle valve can be electric expansion valves, but not
It is limited to this.
It should be noted that above-mentioned apparatus can be located in above-mentioned air-conditioning system, it is also possible to third-party control equipment
In, but it is not limited to this.
The embodiment of the invention also provides a kind of air-conditioning system, which may include：Two-port valve, throttle valve, control
Device processed；Wherein, controller is connect with two-port valve and throttle valve, for determining that two-port valve is turned on, and the feelings opened in two-port valve
Under condition, the aperture of the throttle valve in air-conditioning system is adjusted according to the running frequency of air-conditioning system.
By above-mentioned air-conditioning system, using in the case where determining that the two-port valve of air-conditioning system is opened, according to air-conditioning system
Running frequency adjustment air-conditioning system in throttle valve aperture mode, i.e., by by the aperture of throttle valve and air-conditioning system
Running frequency linkage, the i.e. aperture of throttle valve change with the running frequency of air-conditioning system and are changed, and then in different operation frequencies
The aperture of more reasonable throttle valve can be obtained under rate, so that the technical effect of system performance and reliability is improved,
And then solve air-conditioning system in the related technology two-port valve open when throttle valve opening it is unreasonable cause Performance for Air Conditioning Systems compared with
It is low, the low technical problem of reliability.
It should be noted that above-mentioned two-port valve can be tonifying Qi two-port valve, but it is not limited to this.The fortune of above-mentioned air-conditioning system
Line frequency can be the running frequency of compressor in above-mentioned air-conditioning system, and but it is not limited to this.Above-mentioned air-conditioning system can be double
Throttle valve two-bed system, but it is not limited to this.
In one embodiment of the invention, above-mentioned throttle valve is two-stage throttle valve, and above controller can be also used for root
It is adjusted according to the maximum opening of the running frequency adjustment first order throttle valve of air-conditioning system and according to the running frequency of air-conditioning system
The minimum aperture of second level throttle valve.
It should be noted that the maximum that above controller can be used for adjusting first order throttle valve in the following manner is opened
Degree：P_max11=P_max10+a1 × f+b1；Wherein, P_max11 is the maximum opening of first order throttle valve adjusted, P_
Max10 is the maximum opening of first order throttle valve in the case that two-port valve is not opened, and f is the running frequency of air-conditioning system, a1, b1
Respectively real number.
It should be noted that the minimum that above controller can be used for adjusting second level throttle valve in the following manner is opened
Degree：P_min11=P_min10+a2 × f+b2；Wherein, P_min11 is the minimum aperture of second level throttle valve adjusted, P_
Min10 is the minimum aperture of second level throttle valve in the case that two-port valve is not opened, and f is the running frequency of air-conditioning system, a2, b2
Respectively real number.
It should be noted that the specific data of above-mentioned a1, b1 can be carried out according to the experimental data that not homologous ray is tested
Fitting is determining, is also possible to pre-set, but it is not limited to this.
It should be noted that the specific data of above-mentioned a2, b2 can be carried out according to the experimental data that not homologous ray is tested
Fitting is determining, is also possible to pre-set, but it is not limited to this.
In one embodiment of the invention, in the case where air-conditioning system includes two-stage throttle valve, first order throttle valve
First order throttling when can not opened for two-port valve of minimum aperture minimum aperture, the maximum opening of second level throttle valve can be with
The maximum opening of second level throttle valve when not opened for two-port valve.
It should be noted that above-mentioned air-conditioning system, which may be at refrigeration mode, also may be at heating mode, in refrigeration mould
Under formula and under heating mode, the grade of two-stage throttle valve is different, i.e., a throttle valve is first order section in cooling mode
Valve is flowed, then it can be used as second level throttle valve in a heating mode；One throttle valve is second level throttling in cooling mode
Valve, then it can be used as first order throttle valve under for heating mode, thus in one embodiment of the invention, in air-conditioning system
In the case where in refrigeration mode, first order throttle valve is first throttle valve, and second level throttle valve is second throttle；In air-conditioning
In the case that system is in heating mode, first order throttle valve is second throttle, and second level throttle valve is first throttle valve.
In one embodiment of the invention, in the case where above controller determines that above-mentioned two-port valve is not opened, first
The maximum opening of grade throttle valve and second level throttle valve is identical, can be P_max10, but it is not limited to this；In determination
In the case that above-mentioned two-port valve is not opened, the minimum aperture of first order throttle valve and second level throttle valve be also possible to it is identical,
It can be P_min10, but it is not limited to this.
It should be noted that above-mentioned first order throttle valve and second level throttle valve can be electric expansion valves, but not
It is limited to this.
The embodiments of the present invention also provide a kind of storage medium, computer program is stored in the storage medium, wherein
The computer program is arranged to execute the step in any of the above-described embodiment of the method when operation.
Optionally, in the present embodiment, above-mentioned storage medium can include but is not limited to：USB flash disk, read-only memory (Read-
Only Memory, referred to as ROM), it is random access memory (Random Access Memory, referred to as RAM), mobile hard
The various media that can store computer program such as disk, magnetic or disk.
The embodiments of the present invention also provide a kind of electronic device, including memory and processor, stored in the memory
There is computer program, which is arranged to run computer program to execute the step in any of the above-described embodiment of the method
Suddenly.
Optionally, above-mentioned electronic device can also include transmission device and input-output equipment, wherein the transmission device
It is connected with above-mentioned processor, which connects with above-mentioned processor.
Optionally, the specific example in the present embodiment can be with reference to described in above-described embodiment and optional embodiment
Example, details are not described herein for the present embodiment.
In order to better understand the present invention, the present invention is further explained below in conjunction with preferred embodiment.
It is below to double-click compression of electronic to collide valve system with above-mentioned air-conditioning system, above-mentioned two-port valve is for tonifying Qi two-port valve
It is illustrated, then the preferred embodiment of the present invention can be with technical problem：The two-port valve of air-conditioning system opens the time in the related technology
Valve opening is unreasonable causes Performance for Air Conditioning Systems lower for stream, and reliability is low；Specifically, it can solve when Two-stage Compression bielectron is swollen
When the tonifying Qi two-port valve of swollen valve system is opened, level-one throttle valve (being equivalent to above-mentioned first order throttle valve) and two-step throttle valve (phase
When in above-mentioned second level throttle valve) aperture limit value fixes, valve opening is unreasonable in operational process, cause coefficient of performance it is low,
The low problem of reliability.
The main thought of the preferred embodiment of the present invention is：After the unlatching of tonifying Qi two-port valve, level-one throttle valve and second level section
The aperture limit value of stream valve changes with the variation of frequency, i.e., the aperture limit value and frequency of two throttle valves link.And then it can be
Two-port valve open when, rationally control level-one throttle valve and two-step throttle valve aperture, significantly the operational energy efficiency of lifting system and
System reliability.
Fig. 3 is the double electronic expansion-valve system refrigerant circulation schematic diagram that preferred embodiment provides according to the present invention, such as Fig. 3 institute
Show, when cooling condition (the above-mentioned air-conditioning system being equivalent in above-described embodiment is in refrigeration mode), electric expansion valve A is level-one
Throttle valve, electric expansion valve B are two-step throttle valve；(air-conditioning system being equivalent in above-described embodiment is in heating to heating condition
Mode) when, electric expansion valve A is two-step throttle valve, and electric expansion valve B is level-one throttle valve.
When Fig. 4 is the cooling condition that preferred embodiment provides according to the present invention, electronic expansion valve opening control strategy shows
It is intended to, as shown in Figure 4.Main control mode is as described below：
1, when system determines that tonifying Qi two-port valve is not turned on, the maximum opening limit value of level-one throttle valve and two-step throttle valve is equal
For Pc_max (being equivalent to the P_max10 in above-described embodiment)；The minimum aperture limit value of level-one throttle valve and two-step throttle valve is equal
For Pc_min (being equivalent to the P_min10 in above-described embodiment).
2, when system determines that tonifying Qi two-port valve is opened, the maximum opening and system running frequency of level-one throttle valve link,
I.e. its maximum opening is：
Pc_maxTonifying Qi two-port valve is opened=Pc_max+acf+bc；
Wherein, Pc_maxTonifying Qi two-port valve is openedThe P_max10 being equivalent in above-described embodiment, Pc_max (are equivalent to above-described embodiment
In P_max10) be maximum opening of tonifying Qi two-port valve when not opening；F (being equivalent to the f in above-described embodiment) is compressor
Running frequency；ac(being equivalent to the a1 in above-described embodiment), bc(being equivalent to the b1 in above-described embodiment) is fitting coefficient, tool
Body numerical value is fitted determination according to the empirical value that not homologous ray is tested.
When system determines that tonifying Qi two-port valve is opened, the minimum aperture of level-one throttle valve is still Pc_min.
3, when system determines that tonifying Qi two-port valve is opened, the maximum opening of two-step throttle valve is still that Pc_max (is equivalent to
State the P_max10 in embodiment).
When system determines that tonifying Qi two-port valve is opened, the minimum aperture and system running frequency of two-step throttle valve link, i.e.,
Its minimum aperture is：
Pc_minTonifying Qi two-port valve is opened=Pc_min+ccf+dc；
Wherein, Pc_minTonifying Qi two-port valve is openedThe P_min10 being equivalent in above-described embodiment, Pc_min (are equivalent to above-described embodiment
In P_min10) be minimum aperture of tonifying Qi two-port valve when not opening；F (being equivalent to the f in above-described embodiment) is compressor
Running frequency；cc(being equivalent to the a2 in above-described embodiment), dc(being equivalent to the b2 in above-described embodiment) is fitting coefficient, tool
Body numerical value is fitted determination according to the empirical value that not homologous ray is tested.
When Fig. 5 is the heating condition that preferred embodiment provides according to the present invention, electronic expansion valve opening control strategy shows
It is intended to, as shown in Figure 5.Main control mode is as described below：
1, when system determines that tonifying Qi two-port valve is not turned on, the maximum opening limit value of level-one throttle valve and two-step throttle valve is equal
For PH_max (being equivalent to the P_max10 in above-described embodiment)；The minimum aperture limit value of level-one throttle valve and two-step throttle valve is equal
For PH_min (being equivalent to the P_min10 in above-described embodiment).
2, when system determines that tonifying Qi two-port valve is opened, the maximum opening and system running frequency of level-one throttle valve link,
I.e. its maximum opening is：
PH_maxTonifying Qi two-port valve is opened=PH_max+aHf+bH；
Wherein, PH_maxTonifying Qi two-port valve is openedThe P_max10 being equivalent in above-described embodiment, PH_max (are equivalent to above-described embodiment
In P_max10) be maximum opening of tonifying Qi two-port valve when not opening；F (being equivalent to the f in above-described embodiment) is compressor
Running frequency；aH(being equivalent to the a1 in above-described embodiment), bH(being equivalent to the b1 in above-described embodiment) is fitting coefficient, tool
Body numerical value is fitted determination according to the empirical value that not homologous ray is tested.
When system determines that tonifying Qi two-port valve is opened, the minimum aperture of level-one throttle valve is still PH_min.
3, when system determines that tonifying Qi two-port valve is opened, the maximum opening of two-step throttle valve is still that PH_max (is equivalent to
State the P_max10 in embodiment).
When system determines that tonifying Qi two-port valve is opened, the minimum aperture and system running frequency of two-step throttle valve link, i.e.,
Its minimum aperture is：
PH_minTonifying Qi two-port valve is opened=PH_min+cHf+dH；
Wherein, PH_minTonifying Qi two-port valve is openedThe P_min10 being equivalent in above-described embodiment, PH_min (are equivalent to above-described embodiment
In P_min10) be minimum aperture of tonifying Qi two-port valve when not opening；F (being equivalent to the f in above-described embodiment) is compressor
Running frequency；cH(being equivalent to the a2 in above-described embodiment), dH(being equivalent to the b2 in above-described embodiment) is fitting coefficient, tool
Body numerical value is fitted determination according to the empirical value that not homologous ray is tested.
The serial number of the above embodiments of the invention is only for description, does not represent the advantages or disadvantages of the embodiments.
In the above embodiment of the invention, it all emphasizes particularly on different fields to the description of each embodiment, does not have in some embodiment
The part of detailed description, reference can be made to the related descriptions of other embodiments.
In several embodiments provided herein, it should be understood that disclosed technology contents can pass through others
Mode is realized.Wherein, the apparatus embodiments described above are merely exemplary, such as the division of the unit, Ke Yiwei
A kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or components can combine or
Person is desirably integrated into another air-conditioning system, or some features can be ignored or not executed.Another point, it is shown or discussed
Mutual coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or logical of unit or module
Letter connection can be electrical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
On unit.It can some or all of the units may be selected to achieve the purpose of the solution of this embodiment according to the actual needs.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can for personal computer, server or network equipment etc.) execute each embodiment the method for the present invention whole or
Part steps.And storage medium above-mentioned includes：USB flash disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), mobile hard disk, magnetic or disk etc. be various to can store program code
Medium.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (14)
1. a kind of throttle valve method of adjustment, which is characterized in that including：
Determine that the two-port valve in air-conditioning system has turned on；
In the case where the two-port valve is opened, the section in the air-conditioning system is adjusted according to the running frequency of the air-conditioning system
Flow the aperture of valve.
2. the method according to claim 1, wherein including the case where two-stage throttle valve in the air-conditioning system
Under, include according to the aperture that the running frequency of the air-conditioning system adjusts the throttle valve in the air-conditioning system：
The maximum opening of first order throttle valve is adjusted according to the running frequency of the air-conditioning system；
The minimum aperture of second level throttle valve is adjusted according to the running frequency of the air-conditioning system.
3. according to the method described in claim 2, it is characterized in that, according to the running frequency of air-conditioning system adjustment described the
The maximum opening of level-one throttle valve includes：
The maximum opening of the first order throttle valve is adjusted in the following manner：P_max11=P_max10+a1 × f+b1；Its
In, P_max11 is the maximum opening of the first order throttle valve adjusted, and P_max10 is the feelings that the two-port valve is not opened
The maximum opening of the first order throttle valve under condition, f are the running frequency of the air-conditioning system, and a1, b1 are respectively real number.
4. according to the method described in claim 3, it is characterized in that, according to the running frequency of air-conditioning system adjustment described the
The minimum aperture of two-step throttle valve includes：
The minimum aperture of the second level throttle valve is adjusted in the following manner：P_min11=P_min10+a2 × f+b2；Its
In, P_min11 is the minimum aperture of the second level throttle valve adjusted, and P_min10 is the feelings that the two-port valve is not opened
The minimum aperture of the second level throttle valve under condition, f are the running frequency of the air-conditioning system, and a2, b2 are respectively real number.
5. the method according to claim 1, wherein including the case where two-stage throttle valve in the air-conditioning system
Under, the minimum aperture of first order throttle valve is the minimum aperture of first order throttling when two-port valve is not opened, the second level
The maximum opening of throttle valve is the maximum opening of the second level throttle valve when two-port valve is not opened.
6. the method according to any one of claim 2 to 5, which is characterized in that be in refrigeration mould in the air-conditioning system
In the case where formula, the first order throttle valve is first throttle valve, and the second level throttle valve is second throttle；In the sky
In the case that adjusting system is in heating mode, the first order throttle valve is second throttle, and the second level throttle valve is the
One throttle valve.
7. the method according to claim 1, wherein the two-port valve is tonifying Qi two-port valve.
8. a kind of throttle regulator, which is characterized in that including：
Determining module, the two-port valve for determining in air-conditioning system have turned on；
Module is adjusted, is used in the case where the two-port valve is opened, according to the adjustment of the running frequency of the air-conditioning system
The aperture of throttle valve in air-conditioning system.
9. a kind of air-conditioning system, which is characterized in that including：Two-port valve, throttle valve, controller；Wherein,
The controller is connect with the two-port valve and the throttle valve, for determining that the two-port valve is turned on, and described
In the case that two-port valve is opened, opening for the throttle valve in the air-conditioning system is adjusted according to the running frequency of the air-conditioning system
Degree.
10. air-conditioning system according to claim 9, which is characterized in that the throttle valve is two-stage throttle valve, the control
Device is also used to adjust the maximum opening of first order throttle valve according to the running frequency of the air-conditioning system and according to the air-conditioning
The minimum aperture of the running frequency adjustment second level throttle valve of system.
11. air-conditioning system according to claim 10, which is characterized in that the controller for adjusting in the following manner
The maximum opening of the first order throttle valve：
P_max11=P_max10+a1 × f+b1；Wherein, P_max11 is that the maximum of the first order throttle valve adjusted is opened
Degree, P_max10 are the maximum opening of the first order throttle valve in the case that the two-port valve is not opened, and f is the air-conditioning system
The running frequency of system, a1, b1 are respectively real number.
12. air-conditioning system according to claim 10, which is characterized in that the controller for adjusting in the following manner
The minimum aperture of the second level throttle valve：
P_min11=P_min10+a2 × f+b2；Wherein, P_min11 is that the minimum of the second level throttle valve adjusted is opened
Degree, P_min10 are the minimum aperture of the second level throttle valve in the case that the two-port valve is not opened, and f is the air-conditioning system
The running frequency of system, a2, b2 are respectively real number.
13. a kind of storage medium, which is characterized in that be stored with computer program in the storage medium, wherein the computer
Program is arranged to execute method described in any one of claim 1 to 7 when operation.
14. a kind of electronic device, including memory and processor, which is characterized in that be stored with computer journey in the memory
Sequence, the processor are arranged to run the computer program to execute side described in any one of claim 1 to 7
Method.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810227432.4A CN108826611A (en) | 2018-03-19 | 2018-03-19 | Throttle valve method of adjustment, device, air-conditioning system, storage medium and electronic device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810227432.4A CN108826611A (en) | 2018-03-19 | 2018-03-19 | Throttle valve method of adjustment, device, air-conditioning system, storage medium and electronic device |
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| CN108826611A true CN108826611A (en) | 2018-11-16 |
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| CN201810227432.4A Pending CN108826611A (en) | 2018-03-19 | 2018-03-19 | Throttle valve method of adjustment, device, air-conditioning system, storage medium and electronic device |
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Cited By (1)
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| CN113959082A (en) * | 2020-07-03 | 2022-01-21 | 广东美的制冷设备有限公司 | Control method and device of air conditioner and computer storage medium |
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Application publication date: 20181116 |