CN110332681A - For preventing the control method of compressor flooded starts - Google Patents
For preventing the control method of compressor flooded starts Download PDFInfo
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- CN110332681A CN110332681A CN201910637656.7A CN201910637656A CN110332681A CN 110332681 A CN110332681 A CN 110332681A CN 201910637656 A CN201910637656 A CN 201910637656A CN 110332681 A CN110332681 A CN 110332681A
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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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
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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
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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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
- F24F11/86—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling compressors within refrigeration or heat pump circuits
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
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- Thermal Sciences (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Human Computer Interaction (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Abstract
The present invention provides a kind of for preventing the control method of compressor flooded starts, wherein this method comprises: obtaining the bottom temp of environment temperature and compressor；Difference variation rate is determined according to environment temperature and bottom temp；The heat tape of unlatching compressor is determined whether according to difference variation rate.The present invention solves the method for preventing compressor flooded starts in the prior art and consumes energy big technical problem, makes it possible to the start-stop of Reasonable Regulation And Control compressor heat tape, has reached the technical effect that energy consumption is reduced while preventing compressor flooded starts.
Description
Technical field
The present invention relates to air-conditioning technical fields, in particular to a kind of for preventing the control of compressor flooded starts
Method.
Background technique
In the case where air-conditioner set is shut down for a long time, the material of compressor production is unwise to the temperature change of outdoor environment
Feel, the temperature change inside compressor is slower.Therefore, when outdoor environment temperature rising is very fast, the bulk temperature of compressor
React slower, lead to the situation that outdoor environment temperature is high, compressor temperature is low so that form low pressure inside compressor, refrigerant from
Two devices flow to compressor and accumulate, and make to compress motor spindle hydrops, lead to compressor flooded starts, and high frequent band liquid opens
The dynamic reliability for directly affecting compressor.
Currently, generally using heat tape to liquid refrigerants in compressor shutdown in order to avoid compressor flooded starts
Auxiliary heating is carried out, evaporates it sufficiently.However, heat tape is opened for a long time when this kind of control mode causes to shut down, so that machine
Energy consumption is high when group is shut down.
Effective solution mode is not yet proposed at present.
Summary of the invention
The embodiment of the invention provides a kind of for preventing the control method of compressor flooded starts, this method comprises: obtaining
Take the bottom temp of environment temperature and compressor；Difference variation rate is determined according to environment temperature and bottom temp；Become according to the temperature difference
Rate determines whether to open the heat tape of compressor.
In one embodiment, difference variation rate is determined according to environment temperature and bottom temp, comprising: calculate environment temperature
The temperature difference between degree and bottom temp；Determine whether the temperature difference is greater than fiducial temperature threshold value；Determining the temperature difference greater than fiducial temperature threshold
In the case where value, the change rate that the temperature difference between environment temperature and bottom temp changes over time is calculated, difference variation rate is obtained.
In one embodiment, after determining whether the temperature difference is greater than fiducial temperature threshold value, further includes: determining the temperature difference
In the case where fiducial temperature threshold value, the heat tape being not turned in compressor is determined.
In one embodiment, the change rate that the temperature difference between environment temperature and bottom temp changes over time is calculated,
Obtain difference variation rate, comprising: obtain the bottom temperature of the environment temperature and compressor that are separated by two moment of prefixed time interval
Degree, and calculate separately the temperature difference between two moment corresponding environment temperature and bottom temp；By two moment corresponding temperature difference
Difference absolute value divided by prefixed time interval, obtain difference variation rate.
In one embodiment, after the heat tape for determining whether to open compressor according to difference variation rate, also
It include: in the case where determining the heat tape for opening compressor, according to the heat tape to be opened of difference variation rate determination
Quantity.
In one embodiment, the heat tape of unlatching compressor is determined whether according to difference variation rate, comprising: determine
Whether difference variation rate is greater than the first default change rate；In the case where determining that difference variation rate is greater than the first default change rate,
Determine the heat tape for being not turned on compressor；In the case where determining difference variation rate no more than the first default change rate, determine
Open the heat tape of compressor.
In one embodiment, according to the quantity of the heat tape to be opened of difference variation rate determination, comprising: determine temperature
Whether poor change rate is greater than the second default change rate, wherein the second default change rate is less than the first default change rate；Determining temperature
In the case that poor change rate is greater than the second default change rate, the heat tape for opening the first preset quantity is determined.
In one embodiment, after determining whether difference variation rate is greater than the second default change rate, further includes:
In the case where determining that difference variation rate is not more than the second default change rate, determine whether difference variation rate is greater than the default variation of third
Rate, wherein third presets change rate less than the second default change rate；Determining difference variation rate greater than the default change rate of third
In the case of, determine the heat tape for opening the second preset quantity, wherein the second preset quantity is greater than the first preset quantity.
In one embodiment, after determining whether difference variation rate is greater than the default change rate of third, further includes:
In the case where determining that difference variation rate presets change rate no more than third, the heat tape for opening third preset quantity is determined,
In, third preset quantity is greater than the second preset quantity.
In one embodiment, the first preset quantity is 1, and the second preset quantity is 2, and third preset quantity is 3.
The embodiment of the invention also provides a kind of for preventing the control device of compressor flooded starts, which includes:
Module is obtained, for obtaining the bottom temp of environment temperature and compressor；First determining module, for according to environment temperature and bottom
Portion's temperature determines difference variation rate；Second determining module, for determining whether that the electricity for opening compressor adds according to difference variation rate
The torrid zone.
The embodiment of the invention also provides a kind of air-conditioning, which includes the control device in above-described embodiment.
The embodiment of the invention also provides a kind of computer equipment, which includes: memory, processor and deposits
The computer program that can be run on a memory and on a processor is stored up, processor is realized above-mentioned any when executing computer program
The step of control method described in embodiment.
The embodiment of the invention also provides a kind of non-volatile computer readable storage medium storing program for executing, are stored thereon with computer journey
Sequence, the step of control method described in above-mentioned any embodiment is realized when computer program is executed by processor.
In the above-described embodiments, by the change rate of the temperature difference between the environment temperature and external temperature according to compressor come
The unlatching for controlling heat tape, makes it possible to the start-stop of Reasonable Regulation And Control compressor heat tape, can change in different temperatures
In the case of can reasonably carry out compressor bottom-heated, the technical effect for preventing compressor flooded starts not only may be implemented, also
The energy consumption of unit when can reduce standby, avoids unnecessary energy waste.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart of the control method according to an embodiment of the present invention for preventing compressor flooded starts；
Fig. 2 is the flow chart of the control method according to an embodiment of the present invention for preventing compressor flooded starts；
Fig. 3 is the schematic diagram of the device according to an embodiment of the present invention for preventing compressor flooded starts.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, right below with reference to embodiment and attached drawing
The present invention is described in further details.Here, exemplary embodiment and its explanation of the invention is used to explain the present invention, but simultaneously
It is not as a limitation of the invention.
The embodiment of the present application provides a kind of for preventing the control method of compressor flooded starts, and Fig. 1 shows this Shen
It please be in an embodiment for preventing the flow chart of the control method of compressor flooded starts.Although this application provides such as following realities
Example or method operating procedure shown in the drawings or apparatus structure are applied, but based on routine or without creative labor in the side
It may include more or less operating procedure or modular unit in method or device.There is no necessary causes and effects to close in logicality
In the step of being or structure, the modular structure of the execution of these steps sequence or device is not limited to the embodiment of the present application description and attached
The sequence of execution shown in figure or modular structure.The device in practice of the method or modular structure or end product application
When, it can be according to embodiment or the connection carry out sequence execution of method shown in the drawings or modular structure or parallel execution (example
Such as parallel processor or the environment or even distributed processing environment of multiple threads).
Specifically, as shown in Figure 1, the controlling party for being used to prevent compressor flooded starts that a kind of embodiment of the application provides
Method may comprise steps of:
Step S101 obtains the bottom temp of environment temperature and compressor.
Step S102 determines difference variation rate according to environment temperature and bottom temp.
Specifically, the bottom after compressor shutdown can be detected by the way that a temperature temperature sensing package is arranged in compression motor spindle
Temperature T2 detects the environment temperature T1 after compressor shutdown by the way that outer ring warming thermometer bulb is separately arranged.Obtaining multiple environment temperature
After the bottom temp of degree and compressor, difference variation rate can be determined according to environment temperature and bottom temp.
Step S103 determines whether the heat tape for opening compressor according to difference variation rate.
After determining difference variation rate, the heat tape for opening compressor can be determined whether according to difference variation rate.
In the above-described embodiments, by the change rate of the temperature difference between the environment temperature and external temperature according to compressor come
The unlatching for controlling heat tape, makes it possible to the start-stop of Reasonable Regulation And Control compressor heat tape, can change in different temperatures
In the case of can reasonably carry out compressor bottom-heated, the technical effect for preventing compressor flooded starts not only may be implemented, also
The energy consumption of unit when can reduce standby, avoids unnecessary energy waste.
Further, in one embodiment, difference variation rate is determined according to environment temperature and bottom temp, can wrap
It includes: calculating the temperature difference between environment temperature and bottom temp；Determine whether the temperature difference is greater than fiducial temperature threshold value；Determining that the temperature difference is big
In the case where fiducial temperature threshold value, the change rate that the temperature difference between environment temperature and bottom temp changes over time is calculated, is obtained
To difference variation rate.
Specifically, after obtaining the environment temperature T1 and bottom temp T2 that detect, calculating temperature difference △ T=T1-T2.It can
Fiducial temperature threshold value t to be arranged according to actual needs, and judge whether temperature difference △ T is greater than fiducial temperature threshold value t.Determining △ T
When > t, show compressor bulk temperature lower than environment temperature, default compressor internal pressure is lower, and refrigerant starts in press
Portion's migration accumulation.In this case, the change rate that the temperature difference between environment temperature and bottom temp changes over time is calculated, is obtained
To difference variation rate, and according to difference variation rate determine whether open compressor heat tape.
In the above-described embodiments, added by controlling electricity according to both change rates of the internal-external temperature difference of compressor and the temperature difference
The unlatching in the torrid zone, makes it possible to the start-stop of more Reasonable Regulation And Control compressor heat tape, not only may be implemented to prevent compressor band
The technical effect of liquid starting, the energy consumption of unit, avoids energy waste when can also reduce standby.
Further, in one embodiment, after determining whether the temperature difference is greater than fiducial temperature threshold value, this method may be used also
To include: to determine the heat tape being not turned in compressor in the case where determining the temperature difference no more than fiducial temperature threshold value.
Specifically, as △ T≤t, show that compressor bulk temperature is higher, default press internal pressure is higher, and refrigerant is not
It migrates to press inner accumulation, without opening heat tape.By the above-mentioned means, energy consumption can be reduced, it is energy saving.
Further, in one embodiment, calculate what the temperature difference between environment temperature and bottom temp changed over time
Change rate may include: the bottom temp for the environment temperature and compressor for obtaining two moment for being separated by prefixed time interval, and
Calculate separately the temperature difference between two moment corresponding environment temperature and bottom temp；By the difference of two moment corresponding temperature difference
Absolute value divided by prefixed time interval, obtain difference variation rate.For example, a temperature difference △ T, note can be calculated at interval of 5s
Record first time temperature difference is △ T1, and recording second of temperature difference is △ T2, calculating temperature difference value change rate P=| △ T1- △ T2 |/5.
Further, in one embodiment, in the heat tape for determining whether unlatching compressor according to difference variation rate
Later, further includes: in the case where determining the heat tape for opening compressor, added according to the electricity to be opened of difference variation rate determination
The quantity in the torrid zone.
It specifically, can basis in the case where needing to open the heat tape of compressor according to difference variation rate is determining
Difference variation rate determines the quantity of the heat tape to be opened.For example, can be opened in the biggish situation of difference variation rate
Small number of heat tape；In the lesser situation of difference variation rate, greater number of heat tape can be opened.By upper
Mode is stated, enables and contracting motor spindle is heated with reasonable electrical heating power in different temperatures situation of change.
Further, in one embodiment, the heat tape that unlatching compressor is determined whether according to difference variation rate, can
To comprise determining that whether difference variation rate is greater than the first default change rate；Determining difference variation rate greater than the first default variation
In the case where rate, determination is not turned on heat tape；In the case where determining difference variation rate no more than the first default change rate, really
Surely heat tape is opened.
Specifically, when determining that difference variation rate is greater than the first default change rate, show difference variation quickly, compressor
The temperature difference between bottom temp and environment temperature reduces quickly, without opening heat tape, can further decrease energy consumption.?
When determining that difference variation rate is greater than the first default change rate, show that difference variation is slower, the bottom temp and environment temperature of compressor
The temperature difference between degree reduces slower, needs to open heat tape, efficiency can be improved.
It further, in one embodiment, can be with according to the quantity of the heat tape to be opened of difference variation rate determination
Comprise determining that whether difference variation rate is greater than the second default change rate, wherein the second default change rate is less than the first default variation
Rate；In the case where determining that difference variation rate is greater than the second default change rate, the heat tape for opening the first preset quantity is determined.
Specifically, it in the case where determining difference variation rate no more than the first default change rate, demonstrates the need for opening electric add
The torrid zone.Since the electric heating in compressor is with multiple, the heating tape to be opened can be determined according to the actual situation
Quantity.By the way that the second default change rate less than the first default change rate is arranged, when difference variation rate is in the first default change rate
And second between default change rate when, the heat tape of the first preset quantity can be opened.
Further, in one embodiment, after determining whether difference variation rate is greater than the second default change rate,
This method can also include: to determine difference variation rate in the case where determining difference variation rate no more than the second default change rate
Whether it is greater than third and presets change rate, wherein third presets change rate less than the second default change rate；Determining difference variation rate
In the case where presetting change rate greater than third, the heat tape for opening the second preset quantity is determined, wherein the second preset quantity is big
In the first preset quantity.
Specifically, it in the case where determining difference variation rate no more than the second default change rate, can be opened by increasing
The quantity of heating tape accelerate difference variation rate.Therefore, determining that difference variation rate is pre- in the second default change rate and third
If when between change rate, determining the heat tape for opening the second preset quantity.Wherein, it is default less than second to preset change rate for third
Change rate, the second preset quantity are greater than the first preset quantity.
Further, in one embodiment, after determining whether difference variation rate is greater than the default change rate of third,
This method can also include: to determine that unlatching third is pre- in the case where determining that difference variation rate presets change rate no more than third
If the heat tape of quantity, wherein third preset quantity is greater than the second preset quantity.
It specifically, can be by continuing growing in the case where determining difference variation rate no more than the second default change rate
The quantity of the heating tape of unlatching accelerates difference variation rate.Therefore, determining difference variation rate no more than the default change rate of third
In the case where, it can determine that the electric heating for opening third preset quantity is brought and accelerate difference variation rate.Wherein, third preset quantity
Greater than the second preset quantity.
Illustratively, the first preset quantity can be set to 1, and the second preset quantity can be set to 2, third preset quantity
It can be set to 3.
Three default change rates are provided in above-described embodiment to determine the quantity of the heat tape to be opened, it is possible to understand that
, in other embodiments, more default change rate and corresponding preset quantity can be set, so that control is more smart
Carefully, with more reasonable manner come determine compressor heat tape open quantity.
The above method is illustrated below with reference to a specific embodiment, it should be noted, however, that the specific implementation
Example does not constitute an undue limitation on the present application merely to the application is better described.
Referring to FIG. 2, showing the control method for preventing compressor flooded starts in one embodiment of the application
Flow chart.As shown in Fig. 2, the control method may comprise steps of:
Step 1, the bottom temp T2 of environment temperature T1 and compressor are obtained, and calculates environment temperature T1 and bottom temp T2
Between temperature difference △ T=T1-T2；
Step 2, determine whether temperature difference △ T is greater than fiducial temperature threshold value t, if so, 3 are thened follow the steps, it is no to then follow the steps
9；
Step 3, a temperature difference △ T is calculated at interval of 5s, recording a temperature difference is △ T1, records second of temperature difference
For △ T2, calculating temperature difference value change rate P=(△ T1- △ T2)/5；
Step 4, P value and default change rate A, B, C are compared at interval of 30s, P value is higher, is judged as compressor bottom
Portion's temperature and the rate that the environment temperature temperature difference reduces are faster, and the raised speed of compressor bulk temperature is faster；It is controlled and is compressed with P value
It opens quantity in electromechanical heating tape: being not turned on heat tape as P > A；It is judged as B < P≤A and determines 1 electric heating of unlatching
Band；It is determined as C < P≤B and opens 2 heat tapes；It is determined as P≤C and opens 3 heat tapes；Continue during this period really
Determine whether temperature difference △ T is greater than fiducial temperature threshold value t, if so, return step 3, no to then follow the steps 5；
Step 5, it determines and closes heat tape.
In above-described embodiment for preventing the control methods of compressor flooded starts so that after compressor shutdown first according to
The difference and its situation of change of compressor bottom temp and environment temperature judge whether heat tape needs to open, and compress determining
After electromechanical heating tape needs to open, compressor electric heating is judged according to the difference change rate of compressor bottom temp and environment temperature
The unlatching quantity of band, thus the heating effect of lifting electrical heating band, while the waste of the energy can be reduced.Pass through above-mentioned controlling party
Method rationally controls actual demand heating power, and unit stand-by power consumption can be reduced while guaranteeing electric heating effect,
Reach energy conservation, efficient effect.
Based on the same inventive concept, it is additionally provided in the embodiment of the present invention a kind of for preventing the control of compressor flooded starts
Device processed, as described in the following examples.Due to the principle for preventing the control device of compressor flooded starts from solving the problems, such as
It is similar to for preventing the control method of compressor flooded starts, it is accordingly used in preventing the control device of compressor flooded starts
Implement to may refer to the implementation for preventing the control method of compressor flooded starts, overlaps will not be repeated.It is following to be made
, the combination of the software and/or hardware of predetermined function may be implemented in term " unit " or " module ".Although following embodiment
Described device preferably realized with software, but the combined realization of hardware or software and hardware be also may be simultaneously
It is contemplated.Fig. 3 is a kind of structural block diagram of the control device for preventing compressor flooded starts of the embodiment of the present invention, such as
Shown in Fig. 3, comprising: obtain module 301, the first determining module 302 and the second determining module 303, said below to the structure
It is bright.
Obtain the bottom temp that module 301 is used to obtain environment temperature and compressor.
First determining module 302 determines difference variation rate according to environment temperature and bottom temp.
Second determining module 303 is used to determine whether to open according to difference variation rate the heat tape of compressor.
In one embodiment, the first determining module can be specifically used for: calculate between environment temperature and bottom temp
The temperature difference；Determine whether the temperature difference is greater than fiducial temperature threshold value；In the case where determining that the temperature difference is greater than fiducial temperature threshold value, environment is calculated
The change rate that the temperature difference between temperature and bottom temp changes over time obtains difference variation rate.
In one embodiment, the first determining module can also be specifically used for: determine whether the temperature difference is greater than fiducial temperature
After threshold value, in the case where determining the temperature difference no more than fiducial temperature threshold value, the heat tape being not turned in compressor is determined.
In one embodiment, the change rate that the temperature difference between environment temperature and bottom temp changes over time is calculated, is obtained
It may include: the bottom for the environment temperature and compressor for obtaining two moment for being separated by prefixed time interval to difference variation rate
Temperature, and calculate separately the temperature difference between two moment corresponding environment temperature and bottom temp；By two moment corresponding temperature
The absolute value of the difference of difference obtains difference variation rate divided by prefixed time interval.
In one embodiment, which can also include third determining module, and third determining module can be used for:
After the heat tape for determining whether to open compressor according to difference variation rate, the heat tape for opening compressor is being determined
In the case of, according to the quantity of the heat tape to be opened of difference variation rate determination.
In one embodiment, the second determining module can be specifically used for: it is pre- to determine whether difference variation rate is greater than first
If change rate；In the case where determining that difference variation rate is greater than the first default change rate, the electric heating for being not turned on compressor is determined
Band；In the case where determining difference variation rate no more than the first default change rate, the heat tape for opening compressor is determined.
In one embodiment, third determining module can be specifically used for: it is pre- to determine whether difference variation rate is greater than second
If change rate, wherein the second default change rate is less than the first default change rate；Become determining that difference variation rate is default greater than second
In the case where rate, the heat tape for opening the first preset quantity is determined.
In one embodiment, third determining module can also be specifically used for: determine whether difference variation rate is greater than
After two default change rates, in the case where determining difference variation rate no more than the second default change rate, difference variation rate is determined
Whether it is greater than third and presets change rate, wherein third presets change rate less than the second default change rate；Determining difference variation rate
In the case where presetting change rate greater than third, the heat tape for opening the second preset quantity is determined, wherein the second preset quantity is big
In the first preset quantity.
In one embodiment, third determining module can also be specifically used for: determine whether difference variation rate is greater than
After three default change rates, in the case where determining that difference variation rate presets change rate no more than third, determine that unlatching third is pre-
If the heat tape of quantity, wherein third preset quantity is greater than the second preset quantity.
In one embodiment, the first preset quantity is 1, and the second preset quantity is 2, and third preset quantity is 3.
The embodiment of the invention also provides a kind of air-conditioning, which may include in above-mentioned any embodiment for preventing
The control device of compressor flooded starts.
The embodiment of the invention also provides a kind of software, the software is for executing control described in above-mentioned any embodiment
The step of method.
The embodiment of the invention also provides a kind of non-volatile computer readable storage medium storing program for executing, it is stored in the storage medium
Above-mentioned software, which includes but is not limited to: CD, floppy disk, hard disk, scratch pad memory etc..
The embodiment of the invention also provides a kind of computer equipment, which includes: memory, processor and deposits
Store up the computer program that can be run on a memory and on a processor, which is characterized in that when processor executes computer program
The step of realizing control method described in above-mentioned any embodiment.
It can be seen from the above description that the embodiment of the present invention realizes following technical effect: by according to compressor
Internal-external temperature difference and the change rate of the temperature difference control the unlatching of heat tape, make it possible to Reasonable Regulation And Control compressor heat tape
Start-stop so that different temperatures variation in the case where can reasonably carry out compressor bottom-heated, not only may be implemented to prevent
The technical effect of compressor flooded starts, the energy consumption of unit when can also reduce standby, avoids unnecessary energy waste.
Although mentioning different specific embodiments in teachings herein, the application is not limited to be industry
Situation described in standard or embodiment etc., certain professional standards or the implementation base described using customized mode or embodiment
On plinth embodiment modified slightly also may be implemented above-described embodiment it is identical, it is equivalent or it is close or deformation after it is anticipated that
Implementation result.It, still can be with using these modifications or the embodiment of deformed data acquisition, processing, output, judgment mode etc.
Belong within the scope of the optional embodiment of the application.
Although this application provides the method operating procedure as described in embodiment or flow chart, based on conventional or noninvasive
The means for the property made may include more or less operating procedure.The step of enumerating in embodiment sequence is only numerous steps
One of execution sequence mode, does not represent and unique executes sequence.It, can when device or client production in practice executes
To execute or parallel execute (such as at parallel processor or multithreading according to embodiment or method shown in the drawings sequence
The environment of reason, even distributed data processing environment).The terms "include", "comprise" or its any other variant are intended to contain
Lid non-exclusive inclusion, so that process, method, product or equipment including a series of elements are not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, product or equipment
Intrinsic element.In the absence of more restrictions, be not precluded include the process, method of the element, product or
There is also other identical or equivalent elements in person's equipment.
Device that above-described embodiment illustrates or module etc. can specifically realize by computer chip or entity, or by having
There is the product of certain function to realize.For convenience of description, it is divided into various modules when description apparatus above with function to retouch respectively
It states.Certainly, the function of each module can be realized in the same or multiple software and or hardware when implementing the application,
The module for realizing same function can be realized by the combination of multiple submodule etc..Installation practice described above is only
Schematically, for example, the division of the module, only a kind of logical function partition, can there is other draw in actual implementation
The mode of dividing, such as multiple module or components can be combined or can be integrated into another system, or some features can be ignored,
Or it does not execute.
It is also known in the art that other than realizing controller in a manner of pure computer readable program code, it is complete
Entirely can by by method and step carry out programming in logic come so that controller with logic gate, switch, specific integrated circuit, programmable
Logic controller realizes identical function with the form for being embedded in microcontroller etc..Therefore this controller is considered one kind
Hardware component, and the structure that the device for realizing various functions that its inside includes can also be considered as in hardware component.Or
Person even, can will be considered as realizing the device of various functions either the software module of implementation method can be hardware again
Structure in component.
The application can describe in the general context of computer-executable instructions executed by a computer, such as program
Module.Generally, program module includes routines performing specific tasks or implementing specific abstract data types, programs, objects, group
Part, data structure, class etc..The application can also be practiced in a distributed computing environment, in these distributed computing environments,
By executing task by the connected remote processing devices of communication network.In a distributed computing environment, program module can
To be located in the local and remote computer storage media including storage equipment.
As seen through the above description of the embodiments, those skilled in the art can be understood that the application can
It realizes by means of software and necessary general hardware platform.Based on this understanding, the technical solution essence of the application
On in other words the part that contributes to existing technology can be embodied in the form of software products, the computer software product
It can store in storage medium, such as ROM/RAM, magnetic disk, CD, including some instructions are used so that a computer equipment
(can be personal computer, mobile terminal, server or the network equipment etc.) executes each embodiment of the application or implementation
Method described in certain parts of example.
Each embodiment in this specification is described in a progressive manner, the same or similar portion between each embodiment
Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments.The application can be used for crowd
In mostly general or special purpose computing system environments or configuration.Such as: personal computer, server computer, handheld device or
Portable device, laptop device, multicomputer system, microprocessor-based system, set top box, programmable electronics set
Standby, network PC, minicomputer, mainframe computer, distributed computing environment including any of the above system or equipment etc..
Although depicting the application by embodiment, it will be appreciated by the skilled addressee that the application there are many deformation and
Variation is without departing from spirit herein, it is desirable to which appended embodiment includes these deformations and changes without departing from the application.
Claims (14)
1. a kind of for preventing the control method of compressor flooded starts characterized by comprising
Obtain the bottom temp of environment temperature and compressor；
Difference variation rate is determined according to the environment temperature and the bottom temp；
Determine whether to open the heat tape of the compressor according to the difference variation rate.
2. the method according to claim 1, wherein determining temperature according to the environment temperature and the bottom temp
Poor change rate, comprising:
Calculate the temperature difference between the environment temperature and the bottom temp；
Determine whether the temperature difference is greater than fiducial temperature threshold value；
In the case where determining that the temperature difference is greater than the fiducial temperature threshold value, the environment temperature and the bottom temp are calculated
Between the change rate that changes over time of the temperature difference, obtain difference variation rate.
3. according to the method described in claim 2, it is characterized in that, determine the temperature difference whether be greater than fiducial temperature threshold value it
Afterwards, further includes:
In the case where determining the temperature difference no more than the fiducial temperature threshold value, determine that the electricity being not turned in the compressor adds
The torrid zone.
4. according to the method described in claim 2, it is characterized in that, calculating between the environment temperature and the bottom temp
The change rate that the temperature difference changes over time obtains difference variation rate, comprising:
The bottom temp of the environment temperature and compressor that are separated by two moment of prefixed time interval is obtained, and is calculated separately described
The temperature difference between two moment corresponding environment temperature and the bottom temp；
By the absolute value of the difference of the corresponding temperature difference of described two moment divided by the prefixed time interval, obtains the temperature difference and become
Rate.
5. the method according to claim 1, wherein determining whether described in unlatching according to the difference variation rate
After the heat tape of compressor, further includes:
In the case where determining the heat tape for opening the compressor, added according to the electricity to be opened of difference variation rate determination
The quantity in the torrid zone.
6. according to the method described in claim 5, it is characterized in that, determining whether to open the pressure according to the difference variation rate
The heat tape of contracting machine, comprising:
Determine whether the difference variation rate is greater than the first default change rate；
In the case where determining that the difference variation rate is greater than the first default change rate, determine that the electricity for being not turned on the compressor adds
The torrid zone；
In the case where determining the difference variation rate no more than the first default change rate, determine that the electricity for opening the compressor adds
The torrid zone.
7. according to the method described in claim 6, it is characterized in that, according to the electric heating to be opened of difference variation rate determination
The quantity of band, comprising:
Determine whether the difference variation rate is greater than the second default change rate, wherein the second default change rate is less than described
First default change rate；
In the case where determining that the difference variation rate is greater than the second default change rate, determines and open the first preset quantity
Heat tape.
8. the method according to the description of claim 7 is characterized in that determining it is default whether the difference variation rate is greater than second
After change rate, further includes:
In the case where determining the difference variation rate no more than the second default change rate, determine that the difference variation rate is
The no third that is greater than presets change rate, wherein the third presets change rate and is less than the described second default change rate；
In the case where determining that the difference variation rate presets change rate greater than the third, determines and open the second preset quantity
Heat tape, wherein second preset quantity is greater than first preset quantity.
9. according to the method described in claim 8, it is characterized in that, determining whether the difference variation rate is default greater than third
After change rate, further includes:
In the case where determining that the difference variation rate presets change rate no more than the third, determines and open third preset quantity
Heat tape, wherein the third preset quantity be greater than second preset quantity.
10. according to the method described in claim 9, it is characterized in that, first preset quantity be 1, second present count
Amount is 2, and the third preset quantity is 3.
11. a kind of for preventing the control device of compressor flooded starts characterized by comprising
Module is obtained, for obtaining the bottom temp of environment temperature and compressor；
First determining module, for determining difference variation rate according to the environment temperature and the bottom temp；
Second determining module, for determining whether to open the heat tape of the compressor according to the difference variation rate.
12. a kind of air-conditioning characterized by comprising control device described in claim 11.
13. a kind of computer equipment, comprising: memory, processor and storage can be run on a memory and on a processor
Computer program, which is characterized in that the processor realizes any one of claims 1 to 10 when executing the computer program
The step of the method.
14. a kind of non-volatile computer readable storage medium storing program for executing, is stored thereon with computer program, which is characterized in that the meter
The step of calculation machine program realizes any one of claims 1 to 10 the method when being executed by processor.
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