WO2015096090A1 - 压缩机力矩自动补偿方法、装置和压缩机及其控制方法 - Google Patents
压缩机力矩自动补偿方法、装置和压缩机及其控制方法 Download PDFInfo
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- WO2015096090A1 WO2015096090A1 PCT/CN2013/090551 CN2013090551W WO2015096090A1 WO 2015096090 A1 WO2015096090 A1 WO 2015096090A1 CN 2013090551 W CN2013090551 W CN 2013090551W WO 2015096090 A1 WO2015096090 A1 WO 2015096090A1
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- reference value
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- torque compensation
- compensation
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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
- 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
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- 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
- F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
- F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
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- 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
- F04B49/20—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 by changing the driving speed
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- 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
- F04B2201/00—Pump parameters
- F04B2201/12—Parameters of driving or driven means
- F04B2201/1201—Rotational speed of the axis
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- 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
- F04B2201/00—Pump parameters
- F04B2201/12—Parameters of driving or driven means
- F04B2201/1202—Torque on the axis
-
- 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
- F04B2203/00—Motor parameters
- F04B2203/02—Motor parameters of rotating electric motors
- F04B2203/0209—Rotational speed
Definitions
- the present invention relates to the field of compressor control technology, and in particular, to a compressor torque automatic compensation method, a compressor control method, and a compressor torque automatic compensation device and a compressor having the same. Background technique
- inverter air conditioners achieves the purpose of controlling the room temperature by changing the power supply frequency of the compressor and adjusting the speed of the compressor, so that the room temperature fluctuation is small, the electric energy consumption is small, and the comfort is greatly improved.
- the high-efficiency inverter air conditioners on the market use DC inverter compressors, and the internals are based on permanent magnet synchronous motors.
- Permanent magnet synchronous motors have the advantages of small size, low loss, and high efficiency.
- the DC inverter single-cylinder compressor below 2HP is the mainstream product, but the single-cylinder compressor has the characteristics of uneven load.
- the speed loop bandwidth is low, resulting in the electromagnetic torque tracking not being the actual load. Torque, so the vibration is large at low frequencies.
- Single-cylinder compressors need to add torque compensation to run stably at low frequency, but ordinary sinusoidal torque compensation needs to find the best angle value and the best amplitude value according to the vibration in the air-conditioning system in real time, which takes a lot of time and effort.
- Debug torque compensation, and the compensation effect is general. There is only one angle at each frequency of the compressor operation and only one amplitude is given at the same frequency. The amplitude and angle cannot be changed according to the load. In the actual process, the fundamental angle of the load torque and the load are changed in real time. As a result, the torque compensation may be over-compensated or under-compensated or the compensation angle is greatly different, resulting in a large vibration of the compressor.
- the object of the present invention is to at least solve the above technical drawbacks.
- the first object of the present invention is to provide a method for automatically compensating the torque of a compressor, which can track the load torque angle and the load torque amplitude in real time, greatly reduce the debugging time of the torque compensation, and fully work on the compressor.
- the optimal compensation effect is achieved within the scope of the situation.
- a second object of the present invention is to provide a method of controlling a compressor.
- a third object of the present invention is to provide an automatic compensation device for a compressor torque.
- a fourth object of the present invention is to provide a compressor having the same.
- a compressor torque automatic compensation method includes the following steps: acquiring a target speed and a feedback speed; generating a wave speed according to the target speed and the feedback speed; generating a torque compensation angle by using a phase locked loop PLL according to the target speed and the wave speed; acquiring a load torque reference value, and Generating a torque compensation amplitude according to the load torque reference value; and generating a feedforward torque compensation value according to the target speed, the torque compensation angle, and the torque compensation amplitude.
- the torque compensation angle is generated by the phase locked loop PLL, and the torque compensation amplitude is generated by the load torque reference value outputted by the speed loop, so that the load torque angle can be tracked in real time.
- the vibration ensures stable operation of the compressor.
- generating a torque compensation angle by using a phase locked loop PLL according to the target speed and the fluctuation speed further comprising: generating a mechanical angle according to the target speed; and compensating the torque according to the mechanical angle and the feedback Generating a first reference value according to the angle; generating a second reference value according to the first reference value; generating a third reference value according to the fluctuation speed and the second reference value; and performing proportional integration PI on the third reference value Processing to generate the torque compensation angle.
- the method further comprises: filtering the fluctuation speed and the second reference value by using the same cutoff frequency.
- the generating the second reference value according to the first reference value specifically includes: performing a cosine function calculation on the first reference value to generate a fourth reference value; generating a coefficient parameter according to the wave speed; and according to the fourth The reference value and the coefficient parameter generate the second reference value.
- the third reference value is calculated according to the following formula:
- C ( ⁇ x BCos(( ⁇ + Q) where C is the third reference value, ⁇ is the wave speed, ⁇ is the target speed, ⁇ is the coefficient parameter, and ⁇ is the mechanical angle , 9 is the torque compensation angle of the feedback.
- the method before the third reference value is processed to generate the torque compensation angle, the method further includes: performing low-pass filtering processing on the third reference value.
- generating the torque compensation amplitude according to the load torque reference value further comprises: generating a fifth reference value according to the load torque reference value and the torque compensation coefficient parameter; and generating according to the fifth reference value The torque compensates for the amplitude.
- the generating the torque compensation amplitude according to the fifth reference value further includes: when the fifth reference When the value is greater than the torque compensation limit value, the torque compensation limit value is used as the torque compensation amplitude; and when the fifth reference value is less than or equal to the torque compensation limit value, the fifth reference value is used. As the torque compensation amplitude.
- the compressor is a rare earth compressor, generating a feedforward torque compensation value according to the target speed, the torque compensation angle, and the torque compensation amplitude, further comprising:
- the first reference value performs a sinusoidal function calculation to generate a sixth reference value; and generates the feedforward torque compensation value according to the sixth reference value and the torque compensation amplitude.
- generating a feedforward torque compensation value according to the target speed, the torque compensation angle, and the torque compensation amplitude further includes: The first reference value performs a sinusoidal function calculation to generate a sixth reference value; generates a seventh reference value according to the target speed and the electromechanical time constant; generates an eighth reference according to the sixth reference value and the seventh reference value a value: generating the feedforward torque compensation value according to the eighth reference value and the torque compensation amplitude.
- a control method of a compressor includes the following steps: acquiring a target speed and a feedback speed, and generating a fluctuation speed according to the target speed and the feedback speed; a speed loop control is performed to generate a load torque reference value; the feed forward torque compensation value is generated according to the compressor torque automatic compensation method; and the load torque reference value and the feedforward torque compensation value are The compressor is controlled.
- the feedforward torque compensation value is generated by the above-described compressor torque automatic compensation method, and the compressor is controlled according to the load torque reference value and the feedforward torque compensation value, such that It can track the load torque angle and load torque amplitude in real time, realize real-time online adjustment of angle and amplitude, greatly reduce the debugging time of torque compensation, and achieve optimal compensation effect in the whole working condition of compressor, especially reduce The vibration of the compressor at low frequency operation ensures stable operation of the compressor.
- a compressor torque automatic compensating device includes: a speed acquiring module for acquiring a target speed and a feedback speed; and a speed generating module, configured to And a feedback speed generating a wave speed; a torque compensation angle generating module, configured to generate a torque compensation angle by using a phase locked loop PLL for the target speed and the wave speed; and a torque compensation amplitude generating module, configured to obtain a load torque reference value, and Generating a torque compensation amplitude according to the load torque reference value; and a feedforward torque compensation generation module, configured to generate a feedforward torque compensation value according to the target speed, the torque compensation angle, and the torque compensation amplitude.
- the torque compensation angle generating module generates a torque compensation angle by means of a phase locked loop PLL, and the torque compensating amplitude generating module outputs a load torque through the speed loop.
- the reference value generates a torque compensation amplitude.
- the torque compensation angle generating module is configured to generate a mechanical angle according to the target speed, and generate a first reference value according to the mechanical angle and the feedback torque compensation angle, according to the first reference The value generates a second reference value, and generates a third reference value based on the fluctuation speed and the second reference value, and performs proportional integral PI processing on the third reference value to generate the torque compensation angle.
- the torque compensation angle generation module is further configured to filter the fluctuation speed and the second reference value with the same cutoff frequency before generating the third reference value.
- the torque compensation angle generating module is further configured to perform a cosine function calculation on the first reference value to generate a fourth reference value, and generate a coefficient parameter according to the wave speed, and according to the fourth reference value and The coefficient parameter generates the second reference value.
- the torque compensation angle generation module calculates the third reference value according to the following formula:
- C ( ⁇ x BCos(( ⁇ t + Q) where C is the third reference value, ⁇ is the wave speed, ⁇ is the target speed, ⁇ is the coefficient parameter, and ⁇ is the machine Angle, 9 is the torque compensation angle of the feedback.
- the torque compensation angle generating module is further configured to perform low-pass filtering processing on the third reference value before performing the ⁇ processing on the third reference value.
- the torque compensation amplitude generating module is further configured to generate a fifth reference value according to the load torque reference value and the torque compensation coefficient parameter, and generate the torque compensation according to the fifth reference value. Amplitude.
- the torque compensation amplitude generating module uses the torque compensation limit value as the torque compensation amplitude; and when the fifth reference value is less than or equal to When the torque compensation limit value is described, the torque compensation amplitude generating module uses the fifth reference value as the torque compensation amplitude.
- the feedforward torque compensation generating module when the compressor is a rare earth compressor, performs a sinusoidal function calculation on the first reference value to generate a sixth reference value, and according to the first Six reference values and The torque compensation amplitude generates the feedforward torque compensation value.
- the feedforward torque compensation generating module when the compressor is a ferrite compressor, performs a sinusoidal function calculation on the first reference value to generate a sixth reference value, and according to Generating a seventh reference value according to the target speed and the electromechanical time constant, generating an eighth reference value according to the sixth reference value and the seventh reference value, and generating according to the eighth reference value and the torque compensation amplitude The feedforward torque compensation value.
- a fourth aspect of the present invention provides a compressor including the above-described compressor torque automatic compensating device.
- the compressor of the embodiment of the invention can generate the feedforward torque compensation value by the above-mentioned compressor torque automatic compensating device, so that the load torque angle and the load torque amplitude can be tracked in real time, and the angle and amplitude real-time online adjustment can be realized greatly.
- the debugging time of the torque compensation is reduced, and the optimal compensation effect is achieved in the whole working condition range, in particular, the vibration can be reduced at the low frequency operation to ensure stable operation.
- FIG. 1 is a flow chart of a method for automatically compensating a torque of a compressor according to an embodiment of the present invention
- FIG. 2 is a block diagram showing the control principle of a compressor according to an embodiment of the present invention.
- FIG. 3 is a block diagram showing the principle of automatic torque compensation of a rare earth compressor according to an embodiment of the present invention
- FIG. 4 is a block diagram showing the principle of automatic torque compensation of a ferrite compressor according to another embodiment of the present invention
- FIG. 5 is a block diagram showing the principle of a PLL angle observer according to an embodiment of the present invention
- FIG. 6 is a flow chart of a control method of a compressor according to an embodiment of the present invention.
- FIG. 7 is a block schematic diagram of a compressor torque automatic compensating device in accordance with an embodiment of the present invention. detailed description
- the following disclosure provides many different embodiments or examples for implementing different structures of the present invention.
- the components and arrangements of the specific examples are described below. Of course, they are just examples. And the purpose is not to limit the invention.
- the present invention may repeat reference numerals and/or letters in different examples. This repetition is for the purpose of brevity and clarity and does not in itself indicate the relationship between the various embodiments and/or arrangements discussed.
- the present invention provides examples of various specific processes and materials, but one of ordinary skill in the art will recognize the applicability of other processes and/or the use of other materials.
- the structure of the first feature described below "on" the second feature may include embodiments in which the first and second features are formed in direct contact, and may include additional features formed between the first and second features. The embodiment, such that the first and second features may not be in direct contact.
- the terms “installation”, “connected”, and “connected” are to be understood broadly, and may be, for example, mechanical or electrical, or both.
- the internal communication of the components may be directly connected or indirectly connected through an intermediate medium.
- the specific meanings of the above terms may be understood according to specific situations.
- FIG. 1 is a flow chart of a method for automatically compensating for torque of a compressor according to an embodiment of the present invention. As shown in Fig. 1, the compressor torque automatic compensation method comprises the following steps:
- a speed error Speederror that is, a fluctuation speed, between the feedback speed w_fbk and the target speed w_ref.
- the torque compensation angle is generated by using a PLL (Phase Locked Loop) according to the target speed and the fluctuation speed.
- PLL Phase Locked Loop
- the fluctuation speed is large for the compressor load, and the phase of the speed waveform is tracked by the PLL method, and the speed phase of the torque waveform phase tracking needs to be controlled.
- the torque compensation is performed using the fundamental torque compensation method.
- the Fourier expansion series of the periodic load of the compressor is as follows:
- ⁇ ⁇ is the constant compressor load torque constant
- T Ln is the component of the load torque of each order compressor, which is the torque compensation angle.
- m ⁇ is the electromechanical time constant.
- J is the moment of inertia
- R is the phase resistance
- ⁇ ⁇ is the electromechanical time constant.
- J moment coefficient, which is back electromotive force, is the pole logarithm, 6> x is the torque compensation angle.
- the average speed is the target speed w_ref, and the fluctuation speed is the speed error Speederror.
- step S3 further includes: generating a mechanical angle CO t according to the target speed, that is, the average speed ⁇ ; generating a first reference value + 6 according to the mechanical angle and the feedback torque compensation angle 6> Generating a second reference value e cos(w + ⁇ ) according to the first reference value + ;; generating a third reference value w fi cos(w + ⁇ according to the fluctuation speed w and the second reference value fi cos(w + ⁇ ) And on the third reference value 008 (6 ⁇ + 6>)? 1 (proportional integral) processing to generate the torque compensation angle 6> x .
- the method further includes: filtering the fluctuation speed and the second reference value by using the same cutoff frequency. And generating the second reference value according to the first reference value, specifically: performing a cosine function calculation on the first reference value w+ to generate a fourth reference value COS(W+6>); generating a coefficient parameter according to the fluctuation speed, that is, the speed error Speederror B; and generating a second reference value according to the fourth reference value COS (W + and coefficient parameter B)
- the third reference value C is calculated according to the following formula: Where C is the third reference value, ⁇ is the fluctuation speed, ⁇ is the target speed, and ⁇ is the coefficient parameter, that is, ⁇ is obtained by taking the absolute value of the fluctuation speed and then low-pass filtering, ⁇ is the mechanical angle, and 9 is the feedback.
- the torque compensation angle As shown in FIG. 3, in the embodiment of the present invention, before performing the PI processing on the third reference value we cos(w + 6>) to generate the torque compensation angle, the method further includes: The value is low pass filtered.
- the load torque reference value Trqref is obtained by performing PI speed loop processing on the fluctuation speed, that is, the speed error Speederror.
- step S4 generating the torque compensation amplitude according to the load torque reference value further includes: generating a fifth reference value according to the load torque reference value Trqref and the torque compensation coefficient parameter Trqcoefficient
- Trqref X Trqcoefficient Trqref Trqcoefficient
- the torque compensation limiting processing is performed on the fifth reference value Trqref X Trqcoefficient, and generating the torque compensation amplitude according to the fifth reference value further includes: when the fifth reference value When the torque compensation limit value is greater than the torque compensation limit value, the torque compensation limit value is used as the torque compensation amplitude value; and when the fifth reference value is less than or equal to the torque compensation limit value, the fifth reference value is used as the torque compensation amplitude value.
- the speed phase can be obtained by tracking the rotational phase according to the PLL method using the PLL angle observer, and thus the torque compensation angle is obtained. among them,
- the torque compensation amplitude needs to be superimposed on the Trqref after the speed loop output Trqref.
- Trqcofficient In order to prevent the system from being unstable or the compressor demagnetizing due to excessive compensation torque, add the torque compensation coefficient Trqcofficient. An amplitude limit.
- B lowpass ( ⁇ ⁇ ⁇ ) is required for the value, where the filtering is very deep, that is, the speed error
- the amplitude of the signal is taken in real time and the low-pass filtering is obtained.
- the PLL torque compensation for the compressor torque automatic compensation method in the embodiment of the present invention is implemented based on the sine wave fundamental wave compensation method, wherein the angle value of the automatic torque compensation is obtained by the PLL method.
- the speed loop output torque reference value is required to automatically control the sine amplitude of the compressor. In this way, the angle and amplitude are adjusted in real time, which greatly reduces the debugging time of the torque compensation, and achieves the optimal compensation effect in the full working condition range.
- the torque compensation angle is generated by the phase locked loop PLL, and the torque compensation amplitude is generated by the load torque reference value outputted by the speed loop, so that the load torque angle can be tracked in real time.
- the vibration ensures stable operation of the compressor.
- FIG. 6 is a flow chart of a control method of a compressor according to an embodiment of the present invention. As shown in Fig. 6, the control method of the compressor includes the following steps:
- Speederror is the fluctuation speed ⁇ control to obtain the load torque reference value Trqref.
- Tcomp is generated by the above-mentioned compressor torque automatic compensation method, so that Tcomp and speed are generated.
- the Trqref feedforward superposition of the loop output participates in the input process of the current loop, and finally realizes SVPWM (Space Vector Pulse Width Modulation, space vector) Volume pulse width modulation) VA, VB, VC three-phase compressor motor voltage output, to achieve control of the compressor.
- SVPWM Space Vector Pulse Width Modulation, space vector
- the feedforward torque compensation value is generated by the above-described compressor torque automatic compensation method, and the compressor is controlled according to the load torque reference value and the feedforward torque compensation value, such that It can track the load torque angle and load torque amplitude in real time, realize real-time online adjustment of angle and amplitude, greatly reduce the debugging time of torque compensation, and achieve optimal compensation effect in the whole working condition of compressor, especially reduce The vibration of the compressor at low frequency operation ensures stable operation of the compressor.
- FIG. 7 is a block schematic diagram of a compressor torque automatic compensating device in accordance with an embodiment of the present invention.
- the compressor torque automatic compensation device includes a speed acquisition module 10, a speed generation module 20, a torque compensation angle generation module 30, a torque compensation amplitude generation module 40, and a feedforward torque compensation generation module 50.
- the speed obtaining module 10 is configured to acquire a target speed and a feedback speed
- the speed generating module 20 is configured to generate a wave speed according to the target speed and the feedback speed
- the torque compensation angle generating module 30 uses the lock for the target speed and the wave speed.
- the phase loop PLL generates a torque compensation angle
- the torque compensation amplitude generating module 40 is configured to obtain a load torque reference value, and generate a torque compensation amplitude according to the load torque reference value
- the feedforward torque compensation generating module 50 is configured to use the target speed
- the torque compensation angle and the torque compensation amplitude generate a feedforward torque compensation value.
- the torque compensation angle generating module 30 is configured to generate a mechanical angle according to the target speed, and generate a first reference value according to the mechanical angle and the feedback torque compensation angle. Generating a second reference value according to the first reference value, and generating a third reference value according to the fluctuation speed and the second reference value, and performing proportional integral PI processing on the third reference value to generate a torque compensation angle.
- the torque compensation angle generation module 30 is further configured to filter the fluctuation speed and the second reference value at the same cutoff frequency before generating the third reference value.
- the torque compensation angle generating module 30 is further configured to perform a cosine function calculation on the first reference value to generate a fourth reference value, generate a coefficient parameter B according to the wave speed, and generate a second reference value according to the fourth reference value and the coefficient parameter. .
- the torque compensation angle generation module 30 calculates the third reference value according to the following formula:
- the torque compensation angle generating module 30 is further used for the third before performing the third reference value processing.
- the reference value is subjected to low pass filtering.
- the torque compensation amplitude generating module 40 is further configured to generate a fifth reference value according to the load torque reference value and the torque compensation coefficient parameter, and generate a torque compensation amplitude according to the fifth reference value.
- the torque compensation amplitude generating module uses the torque compensation limit value as the torque compensation amplitude; when the fifth reference value is less than or equal to the torque compensation limit value, the torque compensation amplitude The generation module uses the fifth reference value as the torque compensation amplitude.
- the feedforward torque compensation generation module 50 performs a sinusoidal function calculation on the first reference value to generate a sixth reference value, and according to the sixth reference value and the torque compensation amplitude. The value generates a feedforward torque compensation value.
- the feedforward torque compensation generation module 50 performs a sinusoidal function calculation on the first reference value to generate a sixth reference value, and according to the target speed and the electromechanical time constant. Generating a seventh reference value, generating an eighth reference value according to the sixth reference value and the seventh reference value, and generating a feedforward torque compensation value according to the eighth reference value and the torque compensation amplitude.
- the torque compensation angle generation module generates a torque compensation angle by means of a phase locked loop PLL
- the torque compensation amplitude generation module generates a torque compensation amplitude by using a load torque reference value output by the speed loop. value.
- the embodiment of the present invention also proposes a compressor including the above-described compressor torque automatic compensating device.
- the compressor of the embodiment of the invention can generate the feedforward torque compensation value by the above-mentioned compressor torque automatic compensating device, so that the load torque angle and the load torque amplitude can be tracked in real time, and the angle and amplitude real-time online adjustment can be realized greatly.
- the debugging time of the torque compensation is reduced, and the optimal compensation effect is achieved in the whole working condition range, in particular, the vibration can be reduced at the low frequency operation to ensure stable operation.
- An ordered sequence of executable instructions for implementing logical functions may be embodied in any computer readable medium for use in an instruction execution system, apparatus, or device (eg, a computer-based system, a system including a processor, or other A system that executes a system, device, or device to fetch instructions and execute instructions. Use, or use in conjunction with such instructions to execute a system, device, or device.
- a "computer-readable medium" can be any apparatus that can contain, store, communicate, propagate, or transport the program for use by the instruction execution system, apparatus, or device, or in conjunction with the instruction execution system, apparatus, or device.
- computer readable media include the following: electrical connections (electronic devices) having one or more wires, portable computer disk cartridges (magnetic devices), random access memory (RAM), Read-only memory (ROM), erasable and editable read-only memory (EPROM or flash memory), fiber optic devices, and portable compact disk read-only memory (CDROM).
- the computer readable medium may even be a paper or other suitable medium on which the program can be printed, as it may be optically scanned, for example by paper or other medium, followed by editing, interpretation or, if appropriate, other suitable The method proceeds to obtain the program electronically and then store it in computer memory.
- portions of the invention may be implemented in hardware, software, firmware or a combination thereof.
- multiple steps or methods may be implemented in software or firmware stored in a memory and executed by a suitable instruction execution system.
- a suitable instruction execution system For example, if implemented in hardware, as in another embodiment, it can be implemented with any one or combination of the following techniques well known in the art: having logic gates for implementing logic functions on data signals Discrete logic circuits, application specific integrated circuits with suitable combinational logic gates, programmable gate arrays (PGAs), field programmable gate arrays (FPGAs), etc.
- each functional unit in each embodiment of the present invention may be integrated into one processing module, or each unit may exist physically separately, or two or more units may be integrated into one module.
- the above integrated modules can be implemented in the form of hardware or in the form of software functional modules.
- the integrated modules, if implemented in the form of software functional modules and sold or used as stand-alone products, may also be stored in a computer readable storage medium.
- the above-mentioned storage medium may be a read only memory, a magnetic disk or an optical disk or the like.
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Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP13881451.2A EP3098449B1 (en) | 2013-12-26 | 2013-12-26 | Method and device for automatically compensating for moment of compressor, compressor, and control method for same |
| JP2015554029A JP5914777B2 (ja) | 2013-12-26 | 2013-12-26 | 圧縮機のトルクの自動補正方法、その装置及び圧縮機並びにその制御方法 |
| PCT/CN2013/090551 WO2015096090A1 (zh) | 2013-12-26 | 2013-12-26 | 压缩机力矩自动补偿方法、装置和压缩机及其控制方法 |
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| PCT/CN2013/090551 WO2015096090A1 (zh) | 2013-12-26 | 2013-12-26 | 压缩机力矩自动补偿方法、装置和压缩机及其控制方法 |
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| WO2015096090A1 true WO2015096090A1 (zh) | 2015-07-02 |
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| EP (1) | EP3098449B1 (zh) |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107592039A (zh) * | 2017-11-02 | 2018-01-16 | 中国电子科技集团公司第二十四研究所 | 高精度锁相电机转速控制器 |
| CN111446899A (zh) * | 2020-04-07 | 2020-07-24 | 四川长虹空调有限公司 | 压缩机转动振动补偿控制方法 |
| CN113315433A (zh) * | 2021-05-10 | 2021-08-27 | 珠海格力电器股份有限公司 | 压缩机系统及其扭矩调节方法、装置、存储介质及处理器 |
| CN114577498A (zh) * | 2022-02-28 | 2022-06-03 | 北京小米移动软件有限公司 | 空调转矩补偿参数的测试方法及装置 |
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| CN116460853B (zh) * | 2023-05-17 | 2024-06-04 | 苏州艾利特机器人有限公司 | 柔性关节速度脉动补偿方法、装置、系统及存储介质 |
| WO2025112676A1 (zh) * | 2023-11-29 | 2025-06-05 | 安徽美芝制冷设备有限公司 | 压缩机控制方法、装置、设备及存储介质 |
| CN120566627A (zh) * | 2025-04-25 | 2025-08-29 | 国网江苏省电力有限公司经济技术研究院 | 一种双馈重力储能系统自适应下垂控制方法及装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3098449A1 (en) | 2016-11-30 |
| EP3098449A4 (en) | 2017-09-06 |
| EP3098449B1 (en) | 2020-12-23 |
| JP2016506233A (ja) | 2016-02-25 |
| JP5914777B2 (ja) | 2016-05-11 |
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