CN110296082A - A kind of control method and device of staring torque reset itself capable of automatic changing - Google Patents
A kind of control method and device of staring torque reset itself capable of automatic changing Download PDFInfo
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- CN110296082A CN110296082A CN201910514335.8A CN201910514335A CN110296082A CN 110296082 A CN110296082 A CN 110296082A CN 201910514335 A CN201910514335 A CN 201910514335A CN 110296082 A CN110296082 A CN 110296082A
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- reset itself
- torque
- moment values
- compressor
- restarting
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
- F04C28/06—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids specially adapted for stopping, starting, idling or no-load operation
Abstract
The invention discloses a kind of control methods of staring torque reset itself capable of automatic changing, it include: to detect rotor flux in the preset time value after compressor unlatching, whether magnetic linkage threshold values is unable to reach, if so, judging that compressor start fails and sends starting failure information；After obtaining the starting failure information, instruction of restarting is sent, again reset itself；After obtaining the instruction of restarting, increases certain default moment values on the basis of output torque initial value and restart moment values as this reset itself；Moment values are restarted described in output with reset itself；The present invention passes through detection compressor start failure, and increase a certain size torque, it solves traditional compressor control starting and only sets a staring torque, staring torque is caused not adapt to the staring torque requirement under compressor whole state, the technical issues of causing compressor that can not successfully start up, to obtain the optimum start-up torque adapted under compressor current state, reset itself is realized.
Description
Technical field
The present invention relates to Compressor Technology field more particularly to a kind of controls of staring torque reset itself capable of automatic changing
Method and device processed.
Background technique
As compressor control is more and more extensive using converter technique, compressor reliably opening under different operating conditions and state
It is dynamic to become the important indicator for measuring whole system.Due to compressor assembly apply have ambient temperature range is wide, pressure of inspiration(Pi) and
There are the factors such as oil starvation inside the hard impurity such as metal, compressor, meetings for possible uneven, the compressor application internal system of pressure at expulsion
When causing compressor start, different staring torques is needed, and traditional compressor control starting often only sets a startup power
Square will lead to the staring torque that the staring torque does not adapt under compressor whole state and require, causes compressor that can not succeed
Starting.Impact analysis of the material elements to staring torque: compressor assembly environment temperature has been extended to -40 DEG C~60 DEG C at present,
It is even broader.Temperature will affect the lubricating oil viscosity inside compressor, mechanical friction, motor electromagnetic characteristic, pressure of inspiration(Pi) force value
And exhaust pressure value, especially when ultralow temperature is placed restart for a long time, the decline of compressor lubrication oil viscosity, press inner rotator
Structure and load are frozen, and the output of the output of torque caused by motor electromagnetic characteristic variations and actual requirement control is not inconsistent, air-breathing
Pressure and pressure at expulsion become smaller, and comprehensive descision starts the staring torque of compressor demand at this time and compressor opens under normal temperature conditions
Dynamic torque is different.
Therefore starting of the compressor under different conditions, the requirement to staring torque are variations.If opened with same
Kinetic moment starting, will cause the torque and is likely less than staring torque required for current compressor, compressor start is caused to fail.
Summary of the invention
The present invention provides a kind of control method and device of staring torque reset itself capable of automatic changing, pass through detection
Compressor start failure, and increase a certain size torque, a startup power is only set to solve traditional compressor control starting
Square causes the staring torque not adapt to the staring torque requirement under compressor whole state, compressor is caused not open successfully
Dynamic technical problem to obtain the optimum start-up torque adapted under compressor current state, and then realizes reset itself.
In order to solve the above-mentioned technical problem, the embodiment of the invention provides a kind of staring torques capable of automatic changing to restart compression
The control method of machine, comprising:
Rotor flux is detected in the preset time value after compressor unlatching, if it is unable to reach magnetic linkage threshold values, if so,
Judge that compressor start fails and sends starting failure information；
After obtaining the starting failure information, instruction of restarting is sent, again reset itself；
After obtaining the instruction of restarting, increase certain default moment values conduct on the basis of output torque initial value
This reset itself restarts moment values；
Moment values are restarted described in output with reset itself.
Preferably, before restarting moment values with reset itself described in the output, further includes: described in judgement
Restart whether moment values are less than preset safe moment values, if so, directly restarting moment values described in output；If it is not, then exporting
The preset safe moment values are with reset itself.
Preferably, preset time value of the detection rotor flux after compressor unlatching is 10-20 seconds.
Preferably, after the acquisition starting failure information, instruction of restarting is sent, again reset itself,
Further include: judgement is currently up the period, and the instruction of restarting is currently up cycle times value including described；Restart described in the acquisition
After instruction, the cycle times value that is currently up is accumulated once, according to the starting cycle times N after adding up, in output torque
Increase N times of default moment values on the basis of initial value, restarts moment values as this reset itself.
The embodiment of the invention also provides a kind of control devices of staring torque reset itself capable of automatic changing, comprising:
Starting failure judgment module, for detecting rotor flux in the preset time value after compressor unlatching, if nothing
Method reaches magnetic linkage threshold values, if so, judging that compressor start fails and sends starting failure information；
Restart module, after obtaining the starting failure information, sends instruction of restarting, again reset itself；
Increase torque module, for increasing by one on the basis of output torque initial value after obtaining the instruction of restarting
Fixed default moment values restart moment values as this reset itself；
Torque output module described restarts moment values for exporting with reset itself.
Preferably, further includes: restraining moment module, for judge it is described restart moment values whether be less than it is preset
Safe moment values, if so, directly restarting moment values described in output；If it is not, exporting the preset safe moment values then with weight
Open compressor.
Preferably, preset time value of the detection rotor flux after compressor unlatching is 10-20 seconds.
Preferably, described to restart module, it is also used to judge to be currently up period, the instruction of restarting packet of transmission
Cycle times value is currently up described in including；The increase torque module is also used to after obtaining the instruction of restarting, works as to described
Preceding starting cycle times value accumulates once, and according to the starting cycle times N after adding up, increases on the basis of output torque initial value
Add N times of default moment values, restarts moment values as this reset itself.
The embodiment of the invention also provides a kind of computer readable storage medium, the computer readable storage medium includes
The computer program of storage；Wherein, where the computer program controls the computer readable storage medium at runtime
Equipment executes the control method of staring torque reset itself capable of automatic changing as described in any one of the above embodiments.
The embodiment of the invention also provides a kind of terminal device, including processor, memory and it is stored in the storage
In device and it is configured as the computer program executed by the processor, the processor is real when executing the computer program
The control method of existing staring torque reset itself capable of automatic changing as described in any one of the above embodiments.
Compared with the prior art, the embodiment of the present invention has the following beneficial effects:
The present invention is failed by detection compressor start, and increases a certain size torque, to solve traditional compressor control
System starting only sets a staring torque, and the staring torque for causing the staring torque not adapt under compressor whole state is wanted
The technical issues of asking, causing compressor that can not successfully start up, to obtain the optimum start-up power adapted under compressor current state
Square, and then realize reset itself.
Detailed description of the invention
Fig. 1: illustrate for the control method process of the staring torque reset itself capable of automatic changing in the embodiment of the present invention
Figure；
Fig. 2: for the control device structural representation of the staring torque reset itself capable of automatic changing in the embodiment of the present invention
Figure.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1 is please referred to, the preferred embodiment of the present invention provides a kind of control of staring torque reset itself capable of automatic changing
Method processed, comprising:
Rotor flux is detected in the preset time value after compressor unlatching, if it is unable to reach magnetic linkage threshold values, if so,
Judge that compressor start fails and sends starting failure information；In the present embodiment, the detection rotor flux is opened in compressor
Preset time value after opening is 10-20 seconds.
After obtaining the starting failure information, instruction of restarting is sent, again reset itself；
After obtaining the instruction of restarting, increase certain default moment values conduct on the basis of output torque initial value
This reset itself restarts moment values；
In the present embodiment, after the acquisition starting failure information, instruction of restarting is sent, again reset itself,
Further include: judgement is currently up the period, and the instruction of restarting is currently up cycle times value including described；Restart described in the acquisition
After instruction, the cycle times value that is currently up is accumulated once, according to the starting cycle times N after adding up, in output torque
Increase N times of default moment values on the basis of initial value, restarts moment values as this reset itself.
Moment values are restarted described in output with reset itself.
In the present embodiment, before restarting moment values with reset itself described in the output, further includes: described in judgement
Restart whether moment values are less than preset safe moment values, if so, directly restarting moment values described in output；If it is not, then exporting
The preset safe moment values are with reset itself.
Referring to figure 2., the preferred embodiment of the present invention additionally provides a kind of staring torque reset itself capable of automatic changing
Control device, comprising:
Starting failure judgment module, for detecting rotor flux in the preset time value after compressor unlatching, if nothing
Method reaches magnetic linkage threshold values, if so, judging that compressor start fails and sends starting failure information；In the present embodiment, described
Detecting preset time value of the rotor flux after compressor unlatching is 10-20 seconds.
Restart module, after obtaining the starting failure information, sends instruction of restarting, again reset itself；
Increase torque module, for increasing by one on the basis of output torque initial value after obtaining the instruction of restarting
Fixed default moment values restart moment values as this reset itself；
In the present embodiment, described to restart module, it is also used to judge to be currently up period, the instruction of restarting packet of transmission
Cycle times value is currently up described in including；The increase torque module is also used to after obtaining the instruction of restarting, works as to described
Preceding starting cycle times value accumulates once, and according to the starting cycle times N after adding up, increases on the basis of output torque initial value
Add N times of default moment values, restarts moment values as this reset itself.
Torque output module described restarts moment values for exporting with reset itself.
In the present embodiment, further includes: restraining moment module, for judge it is described restart moment values whether be less than it is preset
Safe moment values, if so, directly restarting moment values described in output；If it is not, exporting the preset safe moment values then with weight
Open compressor.
Combined with specific embodiments below, the present invention is described in detail.
The present invention utilizes the rotor flux of detection compressor by design compressor start failure judgment module, the module,
After compressor is opened, when rotor flux is unable to reach magnetic linkage threshold values in 10S, compressor start failure and reporting fault are judged
To restarting module.
Restarting module is a state machine software, and control MCU chooses whether to need to enter to increase torque module.Restart module
After receiving, judgement is currently up the period, and compressor does not start success, is notified that increasing torque module enters next starting week
Phase.
Increase torque module is software accumulator, and each cycle accumulates once, and initial value is current output torque value, when weight
When opening module selection increase torque module status, which can execute and accumulate once, i.e. increase certain value torque.
Restraining moment module, the module are a software judgment module, are received from the lower period for increasing the output of torque module
After torque output valve, according to the maximum moment parameter request to compressor, sets torque and export threshold values, limit maximum Security Force
Torque output module is given in square, output.
If it is less, sending current torque gives torque output module, torque output module, output torque starting compression
Machine.
If it is greater, then the safe torque of maximum for sending limitation gives torque output module, torque output module output torque
Start compressor.
This method can determine whether that being currently up the period gives the staring torque of compressor not by detection compressor start failure
Enough, and then by increasing torque module increase a certain size torque, reset itself, until compressor start success.The party
Method makes compressor start can satisfy the demand under different conditions to staring torque.
The embodiment of the invention also provides a kind of computer readable storage medium, the computer readable storage medium includes
The computer program of storage；Wherein, where the computer program controls the computer readable storage medium at runtime
Equipment executes the control method of staring torque reset itself capable of automatic changing described in any of the above-described embodiment.
The embodiment of the invention also provides a kind of terminal device, the terminal device includes processor, memory and deposits
The computer program executed by the processor is stored up in the memory and is configured as, the processor is executing the meter
The control method of staring torque reset itself capable of automatic changing described in any of the above-described embodiment is realized when calculation machine program.
Preferably, the computer program can be divided into one or more module/units (such as computer program, meter
Calculation machine program), one or more of module/units are stored in the memory, and are executed by the processor, with
Complete the present invention.One or more of module/units can be and can complete the series of computation machine program of specific function and refer to
Section is enabled, the instruction segment is for describing implementation procedure of the computer program in the terminal device.
The processor can be central processing unit (Central Processing Unit, CPU), can also be it
His general processor, digital signal processor (Digital Signal Processor, DSP), specific integrated circuit
(Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field-
Programmable Gate Array, FPGA) either other programmable logic device, discrete gate or transistor logic,
Discrete hardware components etc., general processor can be microprocessor or the processor is also possible to any conventional processing
Device, the processor are the control centres of the terminal device, utilize each of terminal device described in various interfaces and connection
A part.
The memory mainly includes program storage area and data storage area, wherein program storage area can store operation system
Application program needed for system, at least one function etc., data storage area can store related data etc..In addition, the memory can
To be high-speed random access memory, nonvolatile memory, such as plug-in type hard disk, intelligent memory card (Smart can also be
Media Card, SMC), secure digital (Secure Digital, SD) card and flash card (Flash Card) etc. or described deposit
Reservoir is also possible to other volatile solid-state parts.
It should be noted that above-mentioned terminal device may include, but it is not limited only to, processor, memory, those skilled in the art
Member is appreciated that above-mentioned terminal device is only example, does not constitute the restriction to terminal device, may include more or less
Component, perhaps combine certain components or different components.
Particular embodiments described above has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that the above is only a specific embodiment of the present invention, the protection being not intended to limit the present invention
Range.It particularly points out, to those skilled in the art, all within the spirits and principles of the present invention, that is done any repairs
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of control method of staring torque reset itself capable of automatic changing characterized by comprising
Rotor flux is detected in the preset time value after compressor unlatching, if magnetic linkage threshold values is unable to reach, if so, judgement
Compressor start fails and sends starting failure information；
After obtaining the starting failure information, instruction of restarting is sent, again reset itself；
After obtaining the instruction of restarting, increase certain default moment values on the basis of output torque initial value as this
Reset itself restarts moment values；
Moment values are restarted described in output with reset itself.
2. the control method of staring torque reset itself capable of automatic changing as described in claim 1, which is characterized in that in institute
State output described in restart moment values with reset itself before, further includes: restart described in judgement moment values whether be less than it is preset
Safe moment values, if so, directly restarting moment values described in output；If it is not, exporting the preset safe moment values then with weight
Open compressor.
3. the control method of staring torque reset itself capable of automatic changing as described in claim 1, which is characterized in that described
Detecting preset time value of the rotor flux after compressor unlatching is 10-20 seconds.
4. the control method of staring torque reset itself capable of automatic changing as described in claim 1, which is characterized in that described
After obtaining the starting failure information, instruction of restarting is sent, again reset itself, further includes: judgement is currently up the period, institute
It states instruction of restarting and is currently up cycle times value including described；After obtaining the instruction of restarting, the period is currently up to described
Secondary numerical value accumulates once, and according to the starting cycle times N after adding up, increases N times on the basis of output torque initial value and presets
Moment values restart moment values as this reset itself.
5. a kind of control device of staring torque reset itself capable of automatic changing characterized by comprising
Starting failure judgment module, for detecting rotor flux in the preset time value after compressor unlatching, if Wu Fada
To magnetic linkage threshold values, if so, judging that compressor start fails and sends starting failure information；
Restart module, after obtaining the starting failure information, sends instruction of restarting, again reset itself；
Increase torque module, for increasing centainly after obtaining the instruction of restarting on the basis of output torque initial value
Default moment values restart moment values as this reset itself；
Torque output module described restarts moment values for exporting with reset itself.
6. the control method of staring torque reset itself capable of automatic changing as claimed in claim 5, which is characterized in that also wrap
Include: restraining moment module, for judge it is described restart whether moment values are less than preset safe moment values, if so, directly defeated
It is described out to restart moment values；If it is not, exporting the preset safe moment values then with reset itself.
7. the control method of staring torque reset itself capable of automatic changing as claimed in claim 5, which is characterized in that described
Detecting preset time value of the rotor flux after compressor unlatching is 10-20 seconds.
8. the control method of staring torque reset itself capable of automatic changing as claimed in claim 5, which is characterized in that described
Restart module, be also used to judge to be currently up the period, the instruction of restarting of transmission is currently up cycle times value including described；
The increase torque module is also used to after obtaining the instruction of restarting, accumulates once to the cycle times value that is currently up,
According to the starting cycle times N after adding up, increase N times of default moment values on the basis of output torque initial value, as this
Reset itself restarts moment values.
9. a kind of computer readable storage medium, which is characterized in that the computer readable storage medium includes the calculating of storage
Machine program；Wherein, the equipment where the computer program controls the computer readable storage medium at runtime executes such as
The control method of the described in any item staring torque reset itselfs capable of automatic changing of Claims 1 to 4.
10. a kind of terminal device, which is characterized in that including processor, memory and store in the memory and matched
It is set to the computer program executed by the processor, the processor is realized when executing the computer program as right is wanted
Seek the control method of 1~4 described in any item staring torque reset itselfs capable of automatic changing.
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| CN201910514335.8A CN110296082A (en) | 2019-06-14 | 2019-06-14 | A kind of control method and device of staring torque reset itself capable of automatic changing |
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| CN201910514335.8A CN110296082A (en) | 2019-06-14 | 2019-06-14 | A kind of control method and device of staring torque reset itself capable of automatic changing |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114376411A (en) * | 2022-02-15 | 2022-04-22 | 佛山市顺德区美的饮水机制造有限公司 | Control method and device for water treatment device, storage medium and water treatment device |
| CN115435545A (en) * | 2022-09-02 | 2022-12-06 | 海信冰箱有限公司 | Refrigerator and compressor control method thereof |
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| CN105322833A (en) * | 2015-11-13 | 2016-02-10 | 广东美的制冷设备有限公司 | Air conditioner, start control method and start control apparatus for direct current motor |
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| CN1829068A (en) * | 2005-02-25 | 2006-09-06 | 国际整流器公司 | Synchronous motor startup lock detection circuit and method |
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| CN114376411A (en) * | 2022-02-15 | 2022-04-22 | 佛山市顺德区美的饮水机制造有限公司 | Control method and device for water treatment device, storage medium and water treatment device |
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Application publication date: 20191001 |