CN107178490A - The control method and device of compressor - Google Patents
The control method and device of compressor Download PDFInfo
- Publication number
- CN107178490A CN107178490A CN201710362659.5A CN201710362659A CN107178490A CN 107178490 A CN107178490 A CN 107178490A CN 201710362659 A CN201710362659 A CN 201710362659A CN 107178490 A CN107178490 A CN 107178490A
- Authority
- CN
- China
- Prior art keywords
- compressor
- operational factor
- load
- target deviation
- unloading
- 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
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
- F04B49/065—Control using electricity and making use of computers
Abstract
The invention discloses a kind of control method of compressor and device.Wherein, this method includes：Detect the operational factor of compressor；The priority of operational factor is obtained, wherein, each operational factor has corresponding preset range；If the first operational factor is not belonging to corresponding preset range, according to the load of the corresponding regulation rule adjustment compressor of the first operational factor；If the first operational factor belongs to corresponding preset range, judge whether the second operational factor belongs to corresponding preset range, wherein, the priority of the second operational factor is less than the priority of the first operational factor.The present invention is solved in the prior art when the operational factor of compressor is abnormal, and single control compressor shutdown causes the technical problem of stability of a system difference.
Description
Technical field
The present invention relates to compressor field, in particular to the control method and device of a kind of compressor.
Background technology
Compressor is that a kind of fluid that low-pressure gas is promoted into gases at high pressure is unloaded, and is the core institution of air conditioner refrigerating,
The refrigerant gas of low-temp low-pressure is sucked from air intake duct, the refrigerant gas that backward blast pipe discharges HTHP is compressed to it,
Power is provided for thermal cycle.
When the parameter that air-conditioning system and compressor operating are closely related occurs abnormal, refrigeration system where unit can be influenceed
The security of operation.By taking magnetic suspension air-conditioning system as an example, present magnetic suspension air-conditioning compressor load is mainly according to control
Target temperature deviation processed adjusts magnetic suspension compressor load.When occur low-voltage variation, low-voltage variation, delivery temperature protection, pressure
During contracting machine current protection, solely stop magnetic suspension compressor.Although such method ensure that the operation safety of compressor, really
The flexibility of control is short of, causes the stability of a system poor, and frequently start and stop compressor can also reduce the service life of compressor.
For when the operational factor of compressor is abnormal, single control compressor shutdown causes system in the prior art
The problem of stability is poor, not yet proposes effective solution at present.
The content of the invention
The embodiments of the invention provide a kind of control method of compressor and device, at least to solve in the prior art in pressure
When the operational factor of contracting machine is abnormal, single control compressor shutdown causes the technical problem of stability of a system difference.
One side according to embodiments of the present invention there is provided a kind of control method of compressor, including：The detection pressure
The operational factor of contracting machine；The priority of the operational factor is obtained, wherein, each operational factor has corresponding preset range；
If first operational factor is not belonging to corresponding preset range, according to the corresponding regulation rule of first operational factor
Adjust the load of the compressor；If first operational factor belongs to corresponding preset range, the second operation ginseng is judged
Whether number belongs to corresponding preset range, wherein, the priority of second operational factor is less than first operational factor
Priority.
Another aspect according to embodiments of the present invention, additionally provides a kind of control device of compressor, including：Detect mould
Block, the operational factor for detecting the compressor；Acquisition module, the priority for obtaining the operational factor, wherein, often
Individual operational factor has corresponding preset range；First adjustment module, if being not belonging to correspondence for first operational factor
Preset range, then according to first operational factor it is corresponding regulation rule adjustment described in compressor load；Judge module,
If belonging to corresponding preset range for first operational factor, judge whether the second operational factor belongs to corresponding pre-
If scope, wherein, the priority of second operational factor is less than the priority of first operational factor.
In embodiments of the present invention, the operational factor of compressor is detected, the priority of operational factor is obtained, wherein, each
Operational factor has corresponding preset range, if the first operational factor is not belonging to corresponding preset range, according to the first fortune
The load of the corresponding regulation rule adjustment compressor of row parameter, if the first operational factor belongs to corresponding preset range, sentences
Whether disconnected second operational factor belongs to corresponding preset range.Such scheme is worked as by the priority according to operational factor, selection
The regulation rule of preceding regulation compressor load, and rule bearing and being adjusted to compressor is adjusted according to selection, so as to
It is enough moderately to adjust magnetic suspension compressor load in advance, solve in the prior art when the operational factor of compressor is abnormal, it is single
One control compressor shutdown, causes the technical problem of stability of a system difference, and realizes the smooth tune of compressor load control
Section control, the safety and stability of refrigeration system operation, reduces the effect of system energy consumption where lifting unit.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this hair
Bright schematic description and description is used to explain the present invention, does not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the flow chart of the control method of compressor according to embodiments of the present invention；
Fig. 2 is a kind of flow chart of optional compressor control method according to embodiments of the present invention；
Fig. 3 is a kind of flow chart of load according to delivery temperature control compressor according to embodiments of the present invention；
Fig. 4 is a kind of flow chart of compressor load bias adjustment according to embodiments of the present invention；
Fig. 5 is the schematic diagram of the control device of compressor according to embodiments of the present invention.
Embodiment
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention
Accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained under the premise of creative work is not made, should all belong to the model that the present invention is protected
Enclose.
It should be noted that term " first " in description and claims of this specification and above-mentioned accompanying drawing, "
Two " etc. be for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so using
Data can exchange in the appropriate case, so as to embodiments of the invention described herein can with except illustrating herein or
Order beyond those of description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that cover
Lid is non-exclusive to be included, for example, the process, method, system, product or the equipment that contain series of steps or unit are not necessarily limited to
Those steps or unit clearly listed, but may include not list clearly or for these processes, method, product
Or the intrinsic other steps of equipment or unit.
Embodiment 1
According to embodiments of the present invention there is provided a kind of embodiment of the control method of compressor, it is necessary to illustrate, attached
The step of flow of figure is illustrated can perform in the computer system of such as one group computer executable instructions, though also,
So logical order is shown in flow charts, but in some cases, can be shown to be performed different from order herein
Or the step of description.
Fig. 1 is the flow chart of the control method of compressor according to embodiments of the present invention, as shown in figure 1, this method includes
Following steps：
Step S102, detects the operational factor of compressor.
Specifically, above-mentioned compressor can be magnetic suspension compressor or centrifuge.The operation ginseng of above-mentioned compressor
Number can include the electric current of compressor electric motor, the low pressure (i.e. the pressure of suction port of compressor) of compressor, high pressure (i.e. compressor outlet
Pressure) and compressor delivery temperature.In a kind of optional embodiment, can every t1 according to operational factor to compressor
Carry out the regulation of a load, t1=30s.
Step S104, obtains the priority of operational factor, wherein, each operational factor has corresponding preset range.
Specifically, the corresponding preset range of each operational factor is run for characterizing compressor operating when suitable load
The scope of parameter., will not be to residing for compressor or compressor when the operational factor of compressor is in its corresponding preset range
Control system impact.
Using the delivery temperature of the electric current of operational factor including compressor electric motor, the low pressure of compressor, high pressure and compressor as
Example, in a kind of optional embodiment, its priority sorts from high to low to be：The electric current of compressor electric motor, compressor
High pressure, the low pressure of compressor, and compressor delivery temperature.
Step S106, if the first operational factor is not belonging to corresponding preset range, according to the first operational factor correspondence
Regulation rule adjustment compressor load.
Specifically, the above-mentioned load according to the corresponding regulation rule adjustment compressor of the first operational factor can be according to fortune
The load of compressor is adjusted row parameter corresponding regulation stride.In a kind of optional embodiment, each operational factor
The different unloaded loads of correspondence, and the target temperature that the corresponding unloaded loads of each parameter are not set with current environmental temperature and air-conditioning
The deviation of degree and change.
Step S108, if the first operational factor belongs to corresponding preset range, judges whether the second operational factor belongs to
In corresponding preset range, wherein, the priority of the second operational factor is less than the priority of the first operational factor.
In a kind of optional embodiment, it is ordered as from high to low with the priority of operational factor：The electricity of compressor electric motor
Stream, the high pressure of compressor, the low pressure of compressor, and exemplified by the delivery temperature of compressor.Compressor open after, every the time simultaneously
Detect the above-mentioned operational factor of compressor.First determine whether whether the electric current of compressor electric motor is in the preset range of electric current, if
The electric current of compressor is not belonging to corresponding preset range, then according to the negative of the corresponding Load Regulation rule adjustment compressor of electric current
Lotus；If the electric current of compressor belongs to correspondence preset range, judge whether the high pressure of compressor is in corresponding preset range,
Above-mentioned steps are performed by the priority of operational factor successively from high to low, until operational factor all belongs to corresponding preset range
It is interior.If operational factor is all belonged in corresponding preset range, compressor load is adjusted by load deviation, i.e., according to current
The difference regulation compressor load of indoor temperature and preset indoor temperature.
Herein it should be noted that in the prior art there is also the control range of operational factor, but the control range compared with
Greatly, and to the control lag of compressor load, control compressor is needed to stop immediately when operational factor is not belonging to the control range
Machine, and the corresponding scope of operational factor in the application is less than the control range of operational factor in the prior art, that is, in operation
Parameter just controls compressor to be adjusted accordingly when being also not up to critical value, to prevent the operational factor substantial deviation of compressor
After ideal range, the processing protection for directly stopping compressor can only be taken.
From the foregoing, it will be observed that the above embodiments of the present application detect the operational factor of compressor, the priority of operational factor is obtained, its
In, each operational factor has corresponding preset range, if the first operational factor is not belonging to corresponding preset range, basis
The load of the corresponding regulation rule adjustment compressor of first operational factor, if the first operational factor belongs to corresponding default model
Enclose, then judge whether the second operational factor belongs to corresponding preset range.Such scheme by the priority according to operational factor,
Selection currently adjusts the regulation rule of compressor load, and according to regulation rule the bearing and being adjusted to compressor of selection,
So as to moderately adjust magnetic suspension compressor load in advance, solve abnormal in the operational factor of compressor in the prior art
When, single control compressor shutdown causes the technical problem of stability of a system difference, and realizes the flat of compressor load control
Sliding regulation control, the safety and stability of refrigeration system operation, reduces the effect of system energy consumption where lifting unit.
Optionally, according to the above embodiments of the present application, if whole operational factors of compressor belong to corresponding preset
Scope, then adjust the load of compressor according to target deviation value, that is, load deviation regulation is carried out to compressor, wherein, target
Deviation is the difference of current indoor temperature and preset indoor temperature,
Fig. 2 is a kind of flow chart of optional compressor control method according to embodiments of the present invention, with reference to shown in Fig. 2, should
Compressor control method includes：
S21, compressor start.
S22, often judges by preset time into compressor unloading.
Specifically, above-mentioned preset time can be 30s.
S23, judges whether to meet the too high unloading condition of electric current.If the electric current of compressor meets the bar of the too high unloading of electric current
Part, then into step S24, otherwise into step S25.Specifically, the too high unloading condition of electric current is that current parameters are corresponding default
Scope.
S24, the too high unloading of electric current.
In above-mentioned steps, electric current is too high to have corresponding regulation rule, then unloads stride, met in the electric current of compressor
In the case of the too high unloading condition of electric current, the load of compressor is unloaded according to corresponding unloading stride.
S25, judges whether the high pressure of compressor meets the condition of high pressure unloading, and high pressure unloading is met in the high pressure of compressor
Condition in the case of, into step S26, otherwise into step S27.Specifically, the condition of high pressure unloading is high voltage parameter pair
The preset range answered.
S26, high pressure unloading.
In above-mentioned steps, this operational factor of high pressure has corresponding regulation rule, then stride is unloaded, in compressor
In the case that high pressure meets high pressure unloading condition, the load of compressor is unloaded according to corresponding unloading stride.
S27, judges whether the low pressure of compressor meets the condition of low pressure unloading, is unloaded if the low pressure of compressor meets low pressure
The condition of load, then into step S28, otherwise into step S29.The condition of low pressure unloading is the corresponding default model of low pressure parameter
Enclose.
S28, low pressure unloading.
In above-mentioned steps, this operational factor of low pressure has corresponding regulation rule, then stride is unloaded, in compressor
In the case that low pressure meets low pressure unloading condition, the load of compressor is unloaded according to corresponding unloading stride.
S29, judges whether the delivery temperature of compressor meets the condition of exhaust high temperature unloading, if the exhaust temperature of compressor
Whether degree meets the condition of exhaust high temperature unloading, then into step S210, otherwise into step S211.The bar of exhaust high temperature unloading
Part is the corresponding preset range of delivery temperature.
S210, exhaust high temperature unloading.
In above-mentioned steps, this operational factor of delivery temperature has corresponding regulation rule, then stride is unloaded, in compression
In the case that the delivery temperature of machine meets exhaust high temperature unloading condition, the load of compressor is unloaded according to corresponding unloading stride.
S211, into compressor load bias adjustment.
Optionally, according to the above embodiments of the present application, according to the corresponding regulation rule adjustment compressor of the first operational factor
Load, including：
Step S1061, it is corresponding according to the first operational factor if the first operational factor is more than corresponding unloading threshold value
Unload the load that stride unloads compressor.
Specifically, above-mentioned first operational factor has corresponding unloading stride, it is more than corresponding unload in the first operational factor
In the case of carrying threshold value, load unloading is carried out with the corresponding unloading stride control compressor of the first operational factor.
Step S1063, if the first operational factor is less than or equal to corresponding unloading threshold value, according to the first operational factor pair
The holding threshold value and target deviation threshold value answered adjust the load of compressor, wherein, keep threshold value to be less than unloading threshold value.
Specifically, above-mentioned holding threshold value is less than unloading threshold value, when the first operational factor is less than or equal to unloading threshold value, pass through
By the first operational factor with keeping threshold value, and target deviation value to be controlled the load of compressor.
Optionally, according to the above embodiments of the present application, step S1063, according to the corresponding holding threshold value of the first operational factor
The load of compressor is adjusted with target deviation threshold value, including：
Step S10631, in the case where the first operational factor is more than corresponding holding threshold value, obtains the target of compressor
Deviation.
Specifically, in the case where the first operational factor is less than or equal to keep threshold value, determining that the first operational factor belongs to conjunction
Suitable scope, into the step of whether the second operation ginseng belongs to corresponding preset range judged, if the first operational factor is excellent
The minimum operational factor of first level, then adjust the load of compressor according to target deviation value.
Step S10633, if the target deviation of compressor is more than the corresponding target deviation threshold value of the first operational factor,
The load for keeping compressor current.
In above-mentioned steps, if the target deviation of compressor is more than the corresponding target deviation threshold value of the first operational factor,
Then determine that current indoor temperature has certain gap, it is necessary to which compressor keeps current loads to continue to run with preset indoor temperature.
Step S10635, if the target deviation of compressor is less than or equal to the corresponding target deviation threshold of the first operational factor
Value, then unload the load of compressor according to target deviation.
In above-mentioned steps, if the target deviation of compressor is less than or equal to the corresponding target deviation threshold of the first operational factor
Value, it is determined that current indoor temperature is closer to, it is necessary to unload compressor current loads with preset indoor temperature.
In above-mentioned steps, if target deviation is more than predetermined deviation unloading value, it is determined that current indoor temperature with it is pre-
If indoor temperature has certain gap, compressor need to also be according to current load operation.
Fig. 3 is a kind of flow chart of load according to delivery temperature control compressor according to embodiments of the present invention, below,
With reference to shown in Fig. 3, the load with the corresponding regulation rule control compressor of delivery temperature is illustrated：
Step S31, continuous 5s detect compressor exhaust temperature.
Step S32, judges whether delivery temperature is more than exhaust unloading temperature PQXZ.It is more than exhaust unloading temperature in delivery temperature
In the case of degree, into step 33, in the case where delivery temperature is less than or equal to exhaust unloading temperature, into step S34.
Step S33, climbing Unloading Control is carried out to compressor.
Specifically, the corresponding unloading stride of delivery temperature can be obtained, and according to the corresponding unloading stride pair of delivery temperature
The load of compressor is unloaded.In above-mentioned steps, when delivery temperature is more than exhaust unloading temperature PQXZ, compressor is determined
Belong to the corresponding unloading scope of delivery temperature, the load of compressor is unloaded by the corresponding unloading stride of delivery temperature.
Step S34, judges whether delivery temperature is more than exhaust keeping temperature PQBC, is kept if delivery temperature is more than exhaust
Temperature, then into step S35, otherwise into step S38.Specifically, above-mentioned exhaust keeping temperature PQBC is less than exhaust unloading temperature
Spend PQXZ.
In above-mentioned steps, if delivery temperature is more than exhaust keeping temperature PQBC, it is determined that the delivery temperature of compressor
Belong to hold in range, if delivery temperature is less than or equal to exhaust keeping temperature PQBC, it is determined that the delivery temperature of compressor does not belong to
In the hold in range of delivery temperature.
Step S35, judges whether target deviation is less than predetermined deviation unloading value MBPC0, is preset if target deviation is less than
Deviation unloading value, then into step S36, otherwise into step S37.
Step S36, into load deviation unloading.
In above-mentioned steps, if target deviation is less than or equal to predetermined deviation unloading value MBPC0, it is determined that current interior
Temperature is closer to preset indoor temperature, therefore enters load deviation unloading, the i.e. load according to target deviation value to compressor
Unloaded.
Step S37, climbing is kept.
In above-mentioned steps, keep the load of compressor constant.If target deviation is more than predetermined deviation unloading value
MBPC0, it is determined that current indoor temperature has certain gap with preset indoor temperature, and compressor need to also be according to current load
Operation.
Step S38, into load deviation regulation.Because delivery temperature is the minimum operational factor of priority, therefore in row
When temperature degree also runs on suitable scope, compressor is adjusted into load deviation.
Step S1061, obtains the corresponding unloading stride of the first operational factor.
Specifically, each operational factor possesses corresponding unloading stride.In a kind of optional embodiment, each parameter
It is different with default unloading stride, and do not changed according to environment temperature and the deviation of the target temperature of air-conditioning.
Step S1063, the load of compressor is unloaded according to the corresponding unloading stride of the first operational factor.
In above-mentioned steps, Unloading Control is carried out to compressor according to the corresponding unloading stride of the first operational factor.Due to
The corresponding unloading stride of first operational factor is default fixed stride, therefore, it is possible to prevent because compressor unloading stride is excessive
Add the unstability of system.
Optionally, according to the above embodiments of the present application, it can perform once to be adjusted according to target deviation value every t2 and compress
The load of machine, t1=10s includes according to the load that target deviation value adjusts compressor：
Step S1010, detects current indoor temperature, and obtain the target deviation of current indoor temperature and preset indoor temperature
Value.
Specifically, above-mentioned preset indoor temperature can be the target temperature that user is set to air-conditioning.
Step S1012, if target deviation value is more than the first predetermined deviation value, adds according to corresponding with target deviation value
Carry the load that stride loads compressor.
In above-mentioned steps, if target deviation value is excessive, illustrate current indoor temperature and preset indoor temperature deviation
It is excessive, it is therefore desirable to load compressor load, so as to be that current indoor temperature is approached close to preset indoor temperature.
Step S1014, if target deviation value is less than or equal to the second predetermined deviation value, basis and target deviation value pair
The unloading stride answered unloads the load of compressor, wherein, the second predetermined deviation value is less than the first predetermined deviation value.
In above-mentioned steps, if target deviation value is excessive, illustrate current indoor temperature and preset indoor temperature partially compared with
It is small, it is therefore desirable to unload compressor load, to avoid wasting the energy.
Fig. 4 is a kind of flow chart of compressor load bias adjustment according to embodiments of the present invention, in a kind of optional reality
Apply in example, with reference to shown in Fig. 4, when the operational factor of compressor belongs to correspondence preset range, compressor is every preset time
Compressor target load is calculated by load deviation adjusting method.Load deviation adjusting method comprises the following steps：
Step S41, detects current goal deviation.Specifically, can by control targe detected value (i.e. current air-conditioning institute
The indoor temperature at place) obtain target deviation with setting value (target temperature) calculating.
Step S42, judges whether target deviation value is less than or equal to MBPC1 (the second predetermined deviation value), in target deviation value
In the case of less than or equal to MBPC1, into step S43, otherwise into step S44.
Step S43, load deviation unloading.
In above-mentioned steps, compressor unloading load DB1, DB1 is the stride of compressor unloading, by target deviation degree meter
Obtain, and be the limit value of unloading, prevent that unloading stride is excessive, increase system operation unstability.
Step S44, judges whether target deviation value is less than or equal to MBPC4 (the first predetermined deviation value).In target deviation value
Situation less than or equal to MBPC4 enters step S45, otherwise into step S46.
Step S45, climbing is kept.
In above-mentioned steps, the current loads of compressor are kept.
Step S46, load deviation loading.
In above-mentioned steps, compressor loads load DB1, DB1 is the stride of compressor loads, by target deviation degree meter
Obtain, and be the limit value of loading, prevent that loading stride is excessive, increase system operation unstability.
In the above-described embodiments, when detecting control targe deviation more than MBPC2, compression enters load deviation and loads tune
Section, compressor loads load DB1；When detecting target deviation less than or equal to MBPC1, compressor enters load deviation and unloads tune
Section, compressor unloading load DB2.
Embodiment 2
According to embodiments of the present invention there is provided a kind of embodiment of the control device of compressor, Fig. 5 is according to of the invention real
The schematic diagram of the control device of the compressor of example is applied, as shown in figure 5, the device includes：
Detection module 50, the operational factor for detecting compressor.
Specifically, above-mentioned compressor can be magnetic suspension compressor or centrifuge.The operation ginseng of above-mentioned compressor
Number can include the electric current of compressor electric motor, the low pressure (i.e. the pressure of suction port of compressor) of compressor, high pressure (i.e. compressor outlet
Pressure) and compressor delivery temperature.
Acquisition module 52, the priority for obtaining operational factor, wherein, each operational factor has corresponding default model
Enclose.
Specifically, the corresponding preset range of each operational factor is run for characterizing compressor operating when suitable load
The scope of parameter., will not be to residing for compressor or compressor when the operational factor of compressor is in its corresponding preset range
Control system impact.
First adjustment module 54, if being not belonging to corresponding preset range for the first operational factor, according to the first fortune
The load of the corresponding regulation rule adjustment compressor of row parameter.
Specifically, the above-mentioned load according to the corresponding regulation rule adjustment compressor of the first operational factor can be according to fortune
The load of compressor is adjusted row parameter corresponding regulation stride.In a kind of optional embodiment, each operational factor
The different unloaded loads of correspondence, and the target temperature that the corresponding unloaded loads of each parameter are not set with current environmental temperature and air-conditioning
The deviation of degree and change.
Judge module 56, if belonging to corresponding preset range for the first operational factor, judges the second operational factor
Whether corresponding preset range is belonged to, wherein, the priority of the second operational factor is less than the priority of the first operational factor.
Herein it should be noted that in the prior art there is also the control range of operational factor, but the control range compared with
Greatly, and to the control lag of compressor load, control compressor is needed to stop immediately when operational factor is not belonging to the control range
Machine, and the corresponding scope of operational factor in the application is less than the control range of operational factor in the prior art, that is, in operation
Parameter just controls compressor to be adjusted accordingly when being also not up to critical value, to prevent the operational factor substantial deviation of compressor
After ideal range, the processing protection for directly stopping compressor can only be taken.
From the foregoing, it will be observed that the above embodiments of the present application detect the operational factor of compressor by detection module, by obtaining mould
Block obtains the priority of operational factor, wherein, each operational factor has corresponding preset range, by the first adjustment module such as
Really the first operational factor is not belonging to corresponding preset range, then according to the corresponding regulation rule adjustment compressor of the first operational factor
Load, if belonging to corresponding preset range by the operational factor of judge module first, whether judge the second operational factor
Belong to corresponding preset range.Such scheme currently adjusts compressor load by the priority according to operational factor, selection
Regulation rule, and according to regulation rule the bearing and being adjusted to compressor of selection, so as to moderately adjust magnetic in advance
Suspension compressor load, is solved in the prior art when the operational factor of compressor is abnormal, single control compressor shutdown,
Cause the technical problem of stability of a system difference, and realize the smooth adjustment control of compressor load control, lifting unit place
The safety and stability of refrigeration system operation, reduces the effect of system energy consumption.
Optionally, according to the above embodiments of the present application, said apparatus also includes：
Second adjustment module, if belonging to preset range for operational factor, compressor is adjusted according to target deviation value
Load.
Optionally, according to the above embodiments of the present application, the first adjustment module includes：
First unloading submodule, if being more than corresponding unloading threshold value for the first operational factor, according to the first operation
The corresponding unloading stride of parameter unloads the load of compressor；
Submodule is adjusted, if being less than or equal to corresponding unloading threshold value for the first operational factor, according to the first operation
Parameter is corresponding to keep threshold value and target deviation threshold value to adjust the load of compressor, wherein, keep threshold value to be less than unloading threshold value, mesh
Mark the difference that deviation is current indoor temperature and preset indoor temperature.
Optionally, according to the above embodiments of the present application, regulation submodule includes：
Acquiring unit, in the case of being more than corresponding holding threshold value in the first operational factor, obtains the mesh of compressor
Mark deviation.
Holding unit, if the target deviation for compressor is more than the corresponding target deviation threshold value of the first operational factor,
Then keep the current load of compressor.
Adjustment unit, if the target deviation for compressor is less than or equal to the corresponding target deviation threshold of the first operational factor
Value, then unload the load of compressor according to target deviation.
Optionally, according to the above embodiments of the present application, the priority of operational factor being ordered as from high to low：Compressor
Electric current, the high pressure of compressor, the low pressure of compressor, and compressor delivery temperature.
Optionally, according to the above embodiments of the present application, the second adjustment module includes：
Detection sub-module, for detecting current indoor temperature, and obtains current indoor temperature and the mesh of preset indoor temperature
Mark deviation；
Submodule is loaded, if being more than the first predetermined deviation value, basis and target deviation value pair for target deviation value
The loading stride answered loads the load of compressor；
Second unloading submodule, if being less than or equal to the second predetermined deviation value, basis and mesh for target deviation value
The load that the corresponding unloading stride of deviation unloads compressor is marked, wherein, the second predetermined deviation value is less than the first predetermined deviation value.
Embodiment 3
According to embodiments of the present invention there is provided a kind of storage medium, storage medium includes the program of storage, wherein, in journey
Equipment performs the control method of the compressor of any one in embodiment 1 where controlling storage medium during sort run.
Embodiment 4
There is provided a kind of processor according to embodiments of the present invention, it is characterised in that processor is used for operation program, wherein,
The control method of the compressor of any one in embodiment 1 is performed when program is run.
The embodiments of the present invention are for illustration only, and the quality of embodiment is not represented.
In the above embodiment of the present invention, the description to each embodiment all emphasizes particularly on different fields, and does not have in some embodiment
The part of detailed description, may refer to the associated description of other embodiment.
In several embodiments provided herein, it should be understood that disclosed technology contents, others can be passed through
Mode is realized.Wherein, device embodiment described above is only schematical, such as division of described unit, Ke Yiwei
A kind of division of logic function, can there is other dividing mode when actually realizing, such as multiple units or component can combine or
Person is desirably integrated into another system, or some features can be ignored, or does not perform.Another, shown or discussed is mutual
Between coupling or direct-coupling or communication connection can be the INDIRECT COUPLING or communication link of unit or module by some interfaces
Connect, can be electrical or other forms.
The unit illustrated as separating component can be or may not be it is physically separate, it is aobvious as unit
The part shown can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On unit.Some or all of unit therein can be selected to realize the purpose of this embodiment scheme according to the actual needs.
In addition, each functional unit in each embodiment of the invention can be integrated in a processing unit, can also
That unit is individually physically present, can also two or more units it is integrated in a unit.Above-mentioned integrated list
Member can both be realized in the form of hardware, it would however also be possible to employ the form of SFU software functional unit is realized.
If the integrated unit is realized using in the form of SFU software functional unit and as independent production marketing or used
When, it can be stored in a computer read/write memory medium.Understood based on such, technical scheme is substantially
The part contributed in other words to prior art or all or part of the technical scheme can be in the form of software products
Embody, the computer software product is stored in a storage medium, including some instructions are to cause a computer
Equipment (can for personal computer, server or network equipment etc.) perform each embodiment methods described of the invention whole or
Part steps.And foregoing storage medium includes：USB flash disk, read-only storage (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), mobile hard disk, magnetic disc or CD etc. are various can be with store program codes
Medium.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of control method of compressor, it is characterised in that including：
Detect the operational factor of the compressor；
The priority of the operational factor is obtained, wherein, each operational factor has corresponding preset range；
If the first operational factor is not belonging to corresponding preset range, according to the corresponding regulation rule of first operational factor
Adjust the load of the compressor；
If first operational factor belongs to corresponding preset range, judge whether the second operational factor belongs to corresponding pre-
If scope, wherein, the priority of second operational factor is less than the priority of first operational factor.
2. according to the method described in claim 1, it is characterised in that if whole operational factors of the compressor are belonged to pair
The preset range answered, then adjust the load of the compressor according to target deviation value, wherein, the target deviation value is to work as cup
The difference of interior temperature and preset indoor temperature.
3. method according to claim 2, it is characterised in that adjusted according to the corresponding regulation rule of first operational factor
The load of the compressor is saved, including：
If first operational factor is more than corresponding unloading threshold value, unloaded according to the corresponding unloading stride of the first operational factor
Carry the load of the compressor；
If first operational factor is less than or equal to corresponding unloading threshold value, protected according to first operational factor is corresponding
Hold threshold value and target deviation threshold value adjusts the load of the compressor, wherein, the holding threshold value is less than the unloading threshold value.
4. method according to claim 3, it is characterised in that according to first operational factor it is corresponding keep threshold value and
Target deviation threshold value adjusts the load of the compressor, including：
In the case where first operational factor is more than the corresponding holding threshold value, the target for obtaining the compressor is inclined
Difference；
If the target deviation of the compressor is more than the corresponding target deviation threshold value of first operational factor, keep described
The current load of compressor；
If the target deviation of the compressor is less than or equal to the corresponding target deviation threshold value of first operational factor, basis
The target deviation unloads the load of the compressor.
5. method as claimed in any of claims 1 to 4, it is characterised in that the priority of the operational factor by
High to low is ordered as：The electric current of the compressor, the high pressure of the compressor, the low pressure of the compressor and the compressor
Delivery temperature.
6. method according to claim 5, it is characterised in that the load of the compressor is adjusted according to target deviation value,
Including：
Current indoor temperature is detected, and obtains the target deviation value of the current indoor temperature and preset indoor temperature；
If the target deviation value is more than the first predetermined deviation value, according to loading stride corresponding with target deviation value
Load the load of the compressor；
If the target deviation value is less than or equal to the second predetermined deviation value, according to unloading corresponding with target deviation value
Stride unloads the load of the compressor, wherein, the second predetermined deviation value is less than the first predetermined deviation value.
7. a kind of control device of compressor, it is characterised in that including：
Detection module, the operational factor for detecting the compressor；
Acquisition module, the priority for obtaining the operational factor, wherein, each operational factor has corresponding default model
Enclose；
First adjustment module, if being not belonging to corresponding preset range for the first operational factor, according to the described first operation
The load of compressor described in the corresponding regulation rule adjustment of parameter；
Judge module, if belonging to corresponding preset range for first operational factor, judges that the second operational factor is
It is no to belong to corresponding preset range, wherein, the priority of second operational factor is preferential less than first operational factor
Level.
8. device according to claim 7, it is characterised in that described device also includes：
Second adjustment module, if belonging to the preset range for the operational factor, institute is adjusted according to target deviation value
The load of compressor is stated, wherein, the target deviation value is the difference of current indoor temperature and preset indoor temperature.
9. a kind of storage medium, it is characterised in that the storage medium includes the program of storage, wherein, in described program operation
When control the storage medium where compressor in equipment perform claim requirement 1 to 6 described in any one control method.
10. a kind of processor, it is characterised in that the processor is used for operation program, wherein, right of execution when described program is run
Profit requires the control method of the compressor described in any one in 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710362659.5A CN107178490B (en) | 2017-05-19 | 2017-05-19 | The control method and device of compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710362659.5A CN107178490B (en) | 2017-05-19 | 2017-05-19 | The control method and device of compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107178490A true CN107178490A (en) | 2017-09-19 |
| CN107178490B CN107178490B (en) | 2018-11-09 |
Family
ID=59831261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710362659.5A Active CN107178490B (en) | 2017-05-19 | 2017-05-19 | The control method and device of compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107178490B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108333981A (en) * | 2017-12-25 | 2018-07-27 | 珠海格力节能环保制冷技术研究中心有限公司 | The halt control method and device of compressor |
| CN113639452A (en) * | 2020-04-27 | 2021-11-12 | 青岛海尔空调电子有限公司 | Compressor control method for heat exchange system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5664937A (en) * | 1994-02-03 | 1997-09-09 | Hitachi, Ltd. | Precisely flow-controlling pump |
| CN101901014A (en) * | 2009-05-27 | 2010-12-01 | 宝山钢铁股份有限公司 | Method for controlling forecast pressure regulation in air compression stations |
| CN103216963A (en) * | 2012-01-19 | 2013-07-24 | 三星电子株式会社 | Air conditioner and starting control method thereof |
| CN203453028U (en) * | 2013-09-13 | 2014-02-26 | 重庆杰控电气自动化有限公司 | Energy-saving control system for air compressors |
| CN104457071A (en) * | 2013-09-23 | 2015-03-25 | 汉拿伟世通空调有限公司 | Method for controlling electric compressor of heat pump system for an automotive vehicle |
-
2017
- 2017-05-19 CN CN201710362659.5A patent/CN107178490B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5664937A (en) * | 1994-02-03 | 1997-09-09 | Hitachi, Ltd. | Precisely flow-controlling pump |
| CN101901014A (en) * | 2009-05-27 | 2010-12-01 | 宝山钢铁股份有限公司 | Method for controlling forecast pressure regulation in air compression stations |
| CN103216963A (en) * | 2012-01-19 | 2013-07-24 | 三星电子株式会社 | Air conditioner and starting control method thereof |
| CN203453028U (en) * | 2013-09-13 | 2014-02-26 | 重庆杰控电气自动化有限公司 | Energy-saving control system for air compressors |
| CN104457071A (en) * | 2013-09-23 | 2015-03-25 | 汉拿伟世通空调有限公司 | Method for controlling electric compressor of heat pump system for an automotive vehicle |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108333981A (en) * | 2017-12-25 | 2018-07-27 | 珠海格力节能环保制冷技术研究中心有限公司 | The halt control method and device of compressor |
| CN113639452A (en) * | 2020-04-27 | 2021-11-12 | 青岛海尔空调电子有限公司 | Compressor control method for heat exchange system |
| CN113639452B (en) * | 2020-04-27 | 2023-02-28 | 青岛海尔空调电子有限公司 | Compressor control method for heat exchange system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107178490B (en) | 2018-11-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105157087B (en) | The control method and device of source pump | |
| CN106642520A (en) | Method, system and device of air injection of air conditioning system and air conditioner | |
| CN105066322B (en) | Air conditioner and its fault early warning method and device | |
| CN107448376B (en) | Frequency-changeable compressor and its raising frequency control method, device and air conditioner | |
| US6499504B2 (en) | Control system for controlling multiple compressors | |
| CN107091517A (en) | Protection control method, device and the air-conditioner set of air-conditioner set | |
| CN106269310B (en) | Surge control system | |
| CN107178490B (en) | The control method and device of compressor | |
| CN207196812U (en) | The protection control device and air-conditioner set of air-conditioner set | |
| CN105157161B (en) | Detect the method and device of air-conditioning frosting | |
| CN103233893B (en) | Multi-machine heads screw compressor capacity adjustment control method | |
| CN107655180B (en) | Operation control method, operation control device and multi-connected air conditioner system | |
| CN105352119B (en) | The control method and device of chilled water system in air-conditioning | |
| CN106196784A (en) | Convertible frequency air-conditioner Active Control Method and device | |
| CN109612018A (en) | A kind of control method and air conditioner adjusting air conditioner discharge superheat | |
| CN108162713A (en) | Control method, the device and system of heat pump air conditioner | |
| CN108253590A (en) | The resonance point judgment method and storage medium of transducer air conditioning and its compressor | |
| CN110030707A (en) | Air-conditioning system adjusting method, air conditioner and computer readable storage medium | |
| CN105588286A (en) | Control method and device for multi-split air conditioner | |
| CN108592330A (en) | Air-conditioning current protection method and air-conditioning | |
| CN107676939A (en) | A kind of control method of fixed frequency air conditioner, control system and control device | |
| CN104534619B (en) | The control method and control device of frequency conversion dehumidifier | |
| CN108895634A (en) | A kind of compressor control method and device | |
| CN112412761A (en) | Air compressor pressure maintaining method, device, equipment and medium based on cloud control | |
| US20030086789A1 (en) | Multiple-compressor system having base and trim compressors |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |