CN107154762A - A kind of control method without sensing permagnetic synchronous motor optimum efficiency tracking - Google Patents
A kind of control method without sensing permagnetic synchronous motor optimum efficiency tracking Download PDFInfo
- Publication number
- CN107154762A CN107154762A CN201710349457.7A CN201710349457A CN107154762A CN 107154762 A CN107154762 A CN 107154762A CN 201710349457 A CN201710349457 A CN 201710349457A CN 107154762 A CN107154762 A CN 107154762A
- Authority
- CN
- China
- Prior art keywords
- motor
- variable
- compensation
- control method
- power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P21/00—Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation
- H02P21/0003—Control strategies in general, e.g. linear type, e.g. P, PI, PID, using robust control
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P21/00—Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation
- H02P21/14—Estimation or adaptation of machine parameters, e.g. flux, current or voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P2207/00—Indexing scheme relating to controlling arrangements characterised by the type of motor
- H02P2207/05—Synchronous machines, e.g. with permanent magnets or DC excitation
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Control Of Ac Motors In General (AREA)
Abstract
The invention discloses a kind of control method without sensing permagnetic synchronous motor optimum efficiency tracking, described control method comprises the following steps:S1) first add afterwards to subtract or first subtract on the basis of initializaing variable and add compensation variable afterwards;S2) add corresponding power of motor change after compensation variable afterwards to step S1 according to first adding afterwards to subtract or first subtract) described in initializaing variable be tracked regulation, initializaing variable of the initializaing variable after epicycle is adjusted as next round;S3 the step S1 for performing next round) is returned) and step S2);Wherein, described initializaing variable is that motor d shaft currents are instructed or rotor position estimation angle;The present invention avoid characteristic of the prior art demarcation test it is cumbersome, using fixed estimation angle compensation when the technical problem such as parameter measurement error or change the efficiency reduction, the system robustness difference that cause on the premise of, while the requirement that motor constant-speed forward is run can be met.
Description
Technical field
The invention belongs to Motor Control Field, it is related to a kind of control method without sensing permagnetic synchronous motor, and in particular to
A kind of control method without sensing permagnetic synchronous motor optimum efficiency tracking.
Background technology
Permagnetic synchronous motor generally realizes that efficiency optimization is run using MTPA (torque capacity electric current ratio) controls.To non-salient pole machine
For, party decree d shaft currents Id=0 to ensure to meet torque-demand on the premise of reduce current amplitude, so as to reduce motor
Copper loss, but this method is the problem of have ignored motor iron loss, therefore Id=0 is not the efficiency optimization point of non-salient pole machine;And to convex
For the machine of pole, it is clear that Id=0 is less the control method of efficiency optimization, because salient-pole machine all has one under different operating conditions
The individual optimal corresponding I of electric efficiencydValue.To realize that the efficiency optimization of salient-pole machine is run, generally required in practical application by one
Plurality of properties calibration experiment is tested, to determine corresponding d shaft currents characteristic during electric efficiency optimized operation under different operating modes;But
The characteristic demarcation test of different motors is a cumbersome engineering wasted time and energy, and in motor During Process of Long-term Operation, also can
There is Parameters variation causes the problem of optimum efficiency point deviates calibration value.
Current permagnetic synchronous motor position sensorless control technology is widely used to the occasions such as blower fan, water pump, the technology
Rotor position angle is obtained by estimating, its precision will directly affect the performance of vector control system.Compared to there is position sensing
Technology, position sensorless control technology can simplify the structure and weight of whole frequency conversion speed-adjusting system, improve system reliability.But
Rotor position estimation need to obtain electric motor resistance, inductance parameters, and parameter error or variation may cause estimation angle and actual rotor angle
There is deviation between degree, actual d axles, q shaft currents and ideal d axles, the deviation of q shaft currents are in turn resulted in, so as to cause motor to input
Power increase, efficiency reduction.In order to solve above-mentioned feelings technical problem, prior art is generally by the way of estimation angle compensation control
Efficiency optimization is realized, but fixed compensation may be deviateed efficiency optimization point, system robustness is poor by parametric variations.
And Authorization Notice No. proposes a kind of motor optimum efficiency tracing control for CN102969970B Chinese invention patent
Method with solve characteristic demarcation test the problem of, but this method need dynamic regulation motor speed realize maximal efficiency track,
Therefore the requirement of motor constant-speed forward operation can not be met.
Therefore, seek a kind of control method without sensing permagnetic synchronous motor optimum efficiency tracking to ask to solve above-mentioned technology
Topic is very important.
The content of the invention
In view of this, it is an object of the invention to propose a kind of control without sensing permagnetic synchronous motor optimum efficiency tracking
Method, avoid characteristic of the prior art demarcation test it is cumbersome, using fixed estimation angle compensation when parameter measurement error
Or on the premise of changing the technical problems such as efficiency reduction, the system robustness difference caused, while motor constant-speed forward operation can be met
It is required that.
The technical solution adopted by the present invention is as follows:
A kind of control method without sensing permagnetic synchronous motor optimum efficiency tracking, described control method includes following step
Suddenly:
S1) first add afterwards to subtract or first subtract on the basis of initializaing variable and add compensation variable afterwards;
S2) change of corresponding power of motor is added after compensation variable afterwards to step S1 according to first adding afterwards to subtract or first subtract) described in
Initializaing variable be tracked regulation, initializaing variable of the initializaing variable after epicycle is adjusted as next round;
S3 the step S1 for performing next round) is returned) and step S2);
Wherein, described initializaing variable is that motor d shaft currents are instructed or rotor position estimation angle.
Preferably, in described step S2) in, it is described to step S1) described in initializaing variable be tracked regulation
The step of be:Corresponding power of motor after compensation variable is added to contrast afterwards to first adding afterwards to subtract or first subtract, wherein,
Corresponding power of motor, which is more than, after compensation variable is added subtracts corresponding power of motor after compensation variable, takes and subtracts compensation change
The final compensation variable as epicycle is measured, initializaing variable subtracts the initializaing variable after compensation variable is adjusted as epicycle;
Corresponding power of motor, which is less than, after compensation variable is added subtracts corresponding power of motor after compensation variable, takes plus compensation becomes
Measure as epicycle final compensation variable, initializaing variable add compensation variable adjusted as epicycle after initializaing variable.
Preferably, in described step S3) in, as the step S1 for performing next round) and step S2) when, according to epicycle
Initializaing variable tracking regulation situation determines the plus-minus order of the compensation variable of next round, wherein,
When taking the final compensation variable that subtracts compensation variable as epicycle, the initializaing variable of next round adds compensation using first subtracting afterwards
Variable;
When taking plus compensation variable is as the final compensation variable of epicycle, the initializaing variable of next round subtracts compensation using first adding afterwards
Variable.
Preferably, in described step S2) in, described power of motor change is calculated using power samples algorithm to be obtained.
Preferably, described power samples algorithm steps are:Using Id*Ud+Iq*UqCalculating obtains power of motor, and with every
A power of motor is calculated every the electrical angle sampling of certain angle, power of motor change is obtained, wherein, IdFor current of electric d axles
Sampled value, IqFor current of electric q axle sampled values, UdFor motor d axle output voltage command values, UqInstructed for motor q axles output voltage
Value.
Preferably, the disposal of gentle filter is carried out to the corresponding power of motor of multiple sampled points in an electric cycle, eliminated
Burr is disturbed, and the formula of the disposal of gentle filter is:Pk=N-1/N*Pk-1+pk/ N makees the disposal of gentle filter to sampled power, wherein
pkFor the calculated value of kth sampled power, PkFor the kth time sampled power value after smoothing techniques, N is in an electric cycle
Sampling number.
Preferably, described power samples calculate a power of motor every 10 ° of electrical angle sampling.
Preferably, in described step S2) in, add compensation variable to give record pair after delay afterwards to first adding afterwards to subtract or first subtract
The power of motor response answered.
Preferably, described delay time scope is 200-400ms.
Preferably, described control method is in when stable state constant speed is run in motor and performed, when motor carries out dynamic speed adjustment
When, this control method stops performing.
The operation principle and advantage of the present invention:
(1) present invention is compensated by using to the instruction of motor d shaft currents or the online dynamic of rotor position estimation angle progress
Realize the optimum efficiency tracing control without sensing permagnetic synchronous motor, it is to avoid characteristic demarcation test of the prior art is cumbersome,
The technical problems such as efficiency reduction, the system robustness difference caused using parameter measurement error or variation during fixed estimation angle compensation
On the premise of, while the requirement of motor constant-speed forward operation can be met, while inventive algorithm is simple, to MCU operational capabilities without too big
Demand, the extra hardware circuit without adding.
(2) present invention according to last round of compensation situation to next round control variable plus-minus order be adjusted, with gram
Take the situation that power of motor disturbance causes to compensate by mistake, it is ensured that motor gradually tends to the operation of optimum efficiency point.
(3) present invention uses Id*Ud+Iq*UqIn line computation real time motor power, and with every the electrical angle of certain angle
Sampling calculates a power of motor, obtains power of motor change, and algorithm is simple, without increasing excess power sample circuit.
(4) more than on the basis of (3) point, the present invention is to the corresponding power of motor of multiple sampled points in an electric cycle
The disposal of gentle filter is carried out, can so reflect the variation tendency of power of motor, can eliminate what is produced during power samples are calculated again
Burr is disturbed;The filtering algorithm is simple simultaneously, and sampled point is few, will not be to MCU operational performance build-ups of pressure.
Brief description of the drawings
Accompanying drawing 1 is the control method flow chart of steps of the specific embodiment of the invention.
Embodiment
The embodiment of the invention discloses a kind of control method without sensing permagnetic synchronous motor optimum efficiency tracking, controlling party
Method comprises the following steps:S1) first add afterwards to subtract or first subtract on the basis of initializaing variable and add compensation variable afterwards;S2) after according to first adding
Subtract or first subtract and add after compensation variable the change of corresponding power of motor afterwards to step S1) in initializaing variable be tracked regulation, will sheet
The initializaing variable after regulation is taken turns as the initializaing variable of next round;S3 the step S1 for performing next round) is returned) and step S2);Its
In, initializaing variable is that motor d shaft currents are instructed or rotor position estimation angle.
The embodiment of the present invention is mended by using to the instruction of motor d shaft currents or the online dynamic of rotor position estimation angle progress
Repay and realize the optimum efficiency tracing control without sensing permagnetic synchronous motor, it is to avoid characteristic demarcation test of the prior art is numerous
The technologies such as efficiency reduction, system robustness difference trivial, caused using parameter measurement error or variation during fixed estimation angle compensation
On the premise of problem, while the requirement of motor constant-speed forward operation can be met, while inventive algorithm is simple, to MCU operational capabilities without
Too big demand, the extra hardware circuit without adding.
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments described in invention, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawings can also be obtained according to these accompanying drawings.
It is shown in Figure 1, a kind of control method without sensing permagnetic synchronous motor optimum efficiency tracking, control method bag
Include following steps:
S1) first add afterwards to subtract or first subtract on the basis of initializaing variable x and add compensation variable Δ x afterwards, wherein, initializaing variable is electricity
Machine d shaft currents instruct Id_refOr rotor position estimation angle θ;Specifically, in the present embodiment, it is necessary to carry out first round compensation change
Δ x plus-minuss order is measured to initialize, that is to say, that in the first round, it is necessary to preset on the basis of initializaing variable x first plus after
Subtract or first subtract and add compensation variable Δ x afterwards;
S2) add after compensation variable Δ x the change of corresponding power of motor afterwards to step S1 according to first adding afterwards to subtract or first subtract) in just
Beginning, variable x was tracked regulation, initializaing variable xs of the initializaing variable x after epicycle is adjusted as next round;Preferably, at this
Step S2) in, power of motor change is calculated using power samples algorithm to be obtained.It is further preferred that in the present embodiment, work(
Rate sampling algorithm step is:Using Id*Ud+Iq*UqCalculating obtains power of motor P, and to be sampled every the electrical angle of certain angle
A power of motor is calculated, power of motor P changes are obtained, wherein, IdFor current of electric d axle sampled values, IqFor current of electric q axles
Sampled value, UdFor motor d axle output voltage command values, UqFor motor q axle output voltage command values;It is further preferred that in this reality
Apply in mode, the disposal of gentle filter is carried out to the corresponding power of motor P of multiple sampled points in an electric cycle, burr is eliminated and does
Disturb, the formula of the disposal of gentle filter is:Pk=N-1/N*Pk-1+pk/ N makees the disposal of gentle filter, wherein p to sampled powerkFor K
The calculated value of secondary sampled power, PkFor the kth time sampled power value after smoothing techniques, N is the sampling time in an electric cycle
Number;Particularly preferably, in the present embodiment, power samples calculate a power of motor P every 10 ° of electrical angle sampling, i.e.,
Sampling 36 times, then utilizes formula P in one electric cyclek=35/36*Pk-1+pk/ 36 pairs of sampled powers make the disposal of gentle filter.
Preferably, in this step S2) in, add compensation variable Δ x to give record pair after delay afterwards to first adding afterwards to subtract or first subtract
The power of motor P responses answered, it is ensured that the accuracy of power of motor P responses.It is further preferred that delay time scope is 200-
400ms;Specifically, in the present embodiment, delay time is 300ms.
Preferably, in this step S2) in, to above-mentioned steps S1) in initializaing variable x be the step of be tracked regulation:It is right
First plus after subtract or first subtract and add corresponding power of motor P after compensation variable Δ x to be contrasted afterwards, that is, carry out P+And P-Between contrast,
Wherein, corresponding power of motor P after compensation variable+Δ x is added+More than subtracting corresponding power of motor P after compensation variable-Δ x-, take
Subtract compensation variable-Δ x as the final compensation variable of epicycle, initializaing variable x subtracts compensation variable-Δ x, and (i.e. x- Δ x) are as epicycle
Initializaing variable x after regulation;Corresponding power of motor P after compensation variable+Δ x is added+It is corresponding after compensation variable-Δ x less than subtracting
Power of motor P-, the final compensation variable for adding compensation variable+Δ x as epicycle is taken, initializaing variable x adds compensation variable+Δ x
(i.e. x+ Δ x) adjusted as epicycle after initializaing variable x.
S3 the step S1 for performing next round) is returned) and step S2);Preferably, in this step S3) in, when execution next round
Step S1) and step S2) when, the compensation variable Δ x that regulation situation determines next round is tracked according to the initializaing variable x of epicycle
Plus-minus order, wherein, when taking the final compensation variable that subtracts compensation variable-Δ x as epicycle, the initializaing variable x of next round is used
First subtract and add compensation variable Δ x afterwards;Add compensation variable+Δ x as the final compensation variable of epicycle, the initializaing variable of next round when taking
X uses first to add subtracts compensation variable Δ x afterwards.
Preferably, the control method of embodiment of the present invention is in when stable state constant speed is run in motor and performed, when motor enters
During Mobile state speed governing, this control method stops performing;Particularly preferably, in the present embodiment, power of motor sampling is completed
Whether meter postmortem judges motor in the operation of stable state constant speed, if so, starting the optimum efficiency tracing control of the present invention, if not
It is to continue to carry out power of motor sampling by the electrical angle of setting, order the step of specifically can be as shown in Figure 1.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the claim involved by limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (10)
1. a kind of control method without sensing permagnetic synchronous motor optimum efficiency tracking, it is characterised in that described control method
Comprise the following steps:
S1) first add afterwards to subtract or first subtract on the basis of initializaing variable and add compensation variable afterwards;
S2) add corresponding power of motor change after compensation variable afterwards to step S1 according to first adding afterwards to subtract or first subtract) described in just
Beginning variable is tracked regulation, initializaing variable of the initializaing variable after epicycle is adjusted as next round;
S3 the step S1 for performing next round) is returned) and step S2);
Wherein, described initializaing variable is that motor d shaft currents are instructed or rotor position estimation angle.
2. the control method as claimed in claim 1 without sensing permagnetic synchronous motor optimum efficiency tracking, it is characterised in that
Described step S2) in, it is described to step S1) described in initializaing variable be the step of be tracked regulation:After first adding
Subtracting or first subtracting adds corresponding power of motor after compensation variable to be contrasted afterwards, wherein,
Corresponding power of motor, which is more than, after compensation variable is added subtracts corresponding power of motor after compensation variable, takes and subtracts compensation variable work
For the final compensation variable of epicycle, initializaing variable subtracts the initializaing variable after compensation variable is adjusted as epicycle;
Corresponding power of motor, which is less than, after compensation variable is added subtracts corresponding power of motor after compensation variable, takes plus compensation variable is made
For the final compensation variable of epicycle, initializaing variable add compensation variable adjusted as epicycle after initializaing variable.
3. the control method as claimed in claim 2 without sensing permagnetic synchronous motor optimum efficiency tracking, it is characterised in that
Described step S3) in, as the step S1 for performing next round) and step S2) when, according to the initializaing variable of epicycle tracking regulation feelings
Condition determines the plus-minus order of the compensation variable of next round, wherein,
When taking the final compensation variable that subtracts compensation variable as epicycle, the initializaing variable of next round add compensation change using first subtracting afterwards
Amount;
When taking plus compensation variable is as the final compensation variable of epicycle, the initializaing variable of next round subtracts compensation change using first add afterwards
Amount.
4. the control method as claimed in claim 1 without sensing permagnetic synchronous motor optimum efficiency tracking, it is characterised in that
Described step S2) in, described power of motor change is calculated using power samples algorithm to be obtained.
5. the control method as claimed in claim 4 without sensing permagnetic synchronous motor optimum efficiency tracking, it is characterised in that institute
The power samples algorithm steps stated are:Using Id*Ud+Iq*UqCalculating obtains power of motor, and with every the electric angle of certain angle
Degree sampling calculates a power of motor, obtains power of motor change, wherein, IdFor current of electric d axle sampled values, IqFor motor electricity
Flow q axle sampled values, UdFor motor d axle output voltage command values, UqFor motor q axle output voltage command values.
6. the control method as claimed in claim 5 without sensing permagnetic synchronous motor optimum efficiency tracking, it is characterised in that right
The corresponding power of motor of multiple sampled points in one electric cycle carries out the disposal of gentle filter, eliminates burr interference, smothing filtering
The formula of processing is:Pk=N-1/N*Pk-1+pk/ N makees the disposal of gentle filter, wherein p to sampled powerkFor kth sampled power
Calculated value, PkFor the kth time sampled power value after smoothing techniques, N is the sampling number in an electric cycle.
7. the control method without sensing permagnetic synchronous motor optimum efficiency tracking as described in claim 5 or 6, its feature exists
In described power samples calculate a power of motor every 10 ° of electrical angle sampling.
8. the control method without sensing permagnetic synchronous motor optimum efficiency tracking as described in claim 4 or 5 or 6, its feature
It is, in described step S2) in, add compensation variable to record corresponding motor work(after giving delay afterwards to first adding afterwards to subtract or first subtract
Rate is responded.
9. the control method as claimed in claim 8 without sensing permagnetic synchronous motor optimum efficiency tracking, it is characterised in that institute
The delay time scope stated is 200-400ms.
10. the control method as claimed in claim 1 without sensing permagnetic synchronous motor optimum efficiency tracking, it is characterised in that
Described control method is in when stable state constant speed is run in motor and performed, and when motor carries out dynamic speed adjustment, this control method is stopped
Only perform.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710349457.7A CN107154762B (en) | 2017-05-17 | 2017-05-17 | A kind of control method without sensing permanent magnet synchronous motor optimum efficiency tracking |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710349457.7A CN107154762B (en) | 2017-05-17 | 2017-05-17 | A kind of control method without sensing permanent magnet synchronous motor optimum efficiency tracking |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107154762A true CN107154762A (en) | 2017-09-12 |
CN107154762B CN107154762B (en) | 2019-04-23 |
Family
ID=59792972
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710349457.7A Active CN107154762B (en) | 2017-05-17 | 2017-05-17 | A kind of control method without sensing permanent magnet synchronous motor optimum efficiency tracking |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107154762B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107919828A (en) * | 2017-11-30 | 2018-04-17 | 华中科技大学 | A kind of control device and method of permanent magnet synchronous motor |
CN114520606A (en) * | 2022-02-25 | 2022-05-20 | 珠海紫燕无人飞行器有限公司 | Constant-speed motor control method based on real-time operation |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1287710A (en) * | 1998-10-29 | 2001-03-14 | 罗伯特·博施有限公司 | Method for the optimized control in terms of output and efficiency of synchronous machines |
CN102647134A (en) * | 2012-04-01 | 2012-08-22 | 南京航空航天大学 | Efficiency optimization control method without angle sensor for permanent magnet synchronous motor |
CN102969970A (en) * | 2012-12-11 | 2013-03-13 | 常州工学院 | Motor efficiency tracking driving system and driving method |
DE102013226801A1 (en) * | 2013-12-20 | 2015-06-25 | Volkswagen Aktiengesellschaft | Operating point control for the efficiency-optimized operation of asynchronous machines |
CN105986961A (en) * | 2016-04-28 | 2016-10-05 | 华北电力大学 | Power optimal control method for variable-speed and variable-pitch wind turbine |
-
2017
- 2017-05-17 CN CN201710349457.7A patent/CN107154762B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1287710A (en) * | 1998-10-29 | 2001-03-14 | 罗伯特·博施有限公司 | Method for the optimized control in terms of output and efficiency of synchronous machines |
CN102647134A (en) * | 2012-04-01 | 2012-08-22 | 南京航空航天大学 | Efficiency optimization control method without angle sensor for permanent magnet synchronous motor |
CN102969970A (en) * | 2012-12-11 | 2013-03-13 | 常州工学院 | Motor efficiency tracking driving system and driving method |
DE102013226801A1 (en) * | 2013-12-20 | 2015-06-25 | Volkswagen Aktiengesellschaft | Operating point control for the efficiency-optimized operation of asynchronous machines |
CN105986961A (en) * | 2016-04-28 | 2016-10-05 | 华北电力大学 | Power optimal control method for variable-speed and variable-pitch wind turbine |
Non-Patent Citations (4)
Title |
---|
T. MATSUO: "A new control strategy for optimum efficiency operation of a synchronous reluctance motor", 《IAS "96. CONFERENCE RECORD OF THE 1996 IEEE INDUSTRY APPLICATIONS CONFERENCE THIRTY-FIRST IAS ANNUAL MEETING》 * |
WILHELM PETERS: "Optimum efficiency control of interior permanent magnet synchronous motors in drive trains of electric and hybrid vehicles", 《2015 17TH EUROPEAN CONFERENCE ON POWER ELECTRONICS AND APPLICATIONS (EPE"15 ECCE-EUROPE)》 * |
曹先庆: "一种快速的永磁同步电动机效率优化方案", 《微电机》 * |
许家群: "电动汽车驱动用永磁同步电动机***效率优化控制研究", 《电工技术学报》 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107919828A (en) * | 2017-11-30 | 2018-04-17 | 华中科技大学 | A kind of control device and method of permanent magnet synchronous motor |
CN107919828B (en) * | 2017-11-30 | 2019-08-30 | 华中科技大学 | A kind of control device and method of permanent magnet synchronous motor |
CN114520606A (en) * | 2022-02-25 | 2022-05-20 | 珠海紫燕无人飞行器有限公司 | Constant-speed motor control method based on real-time operation |
Also Published As
Publication number | Publication date |
---|---|
CN107154762B (en) | 2019-04-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1835613A2 (en) | System and method for motor speed estimation using hybrid model reference adaptive system | |
CN104579083A (en) | Method and system for vector control of permanent magnet synchronous motor | |
CN111239661B (en) | Three-phase current sensor error correction system and method based on fixed point sampling | |
CN104052357A (en) | Motor control system for determining a reference D-axis current and a Q-axis current | |
CN109510539B (en) | Model prediction flux linkage control system and method based on gain matrix | |
CN108270377A (en) | A kind of parameter identifier method and its device | |
CN110212819A (en) | A kind of commutation error compensating method for high-speed brushless DC electromotor | |
Zhu et al. | Phase current reconstruction error suppression method for single DC-link shunt PMSM drives at low-speed region | |
CN111106764B (en) | Sine and cosine encoder correction method and system | |
CN107154762A (en) | A kind of control method without sensing permagnetic synchronous motor optimum efficiency tracking | |
Dianov et al. | Robust MTPA control for steady-state operation of low-cost IPMSM drives | |
CN104052364B (en) | The method for producing motor references electric current | |
CN103718454A (en) | Method for calculating motor constant of permanent magnet synchronous electric motor and motor constant computation device | |
CN108075707B (en) | Asynchronous motor restarting method and system based on V/f control mode | |
CN108718165B (en) | Induction motor zero-frequency stability control method based on error compensation | |
FI112736B (en) | Procedure in connection with the control of a synchronous machine | |
CN113820600B (en) | Alternating current resistance testing system, method and device and computer readable storage medium | |
KR20120106449A (en) | On-line parameter correcting method for sensorless control of interior permanent magnet synchronous motor | |
CN107979317A (en) | Permanent magnet synchronization motor spindle weak magnetic speed regulating method | |
CN113541554A (en) | Self-adaptive belt speed charging control method for permanent magnet motor for flywheel | |
KR102672747B1 (en) | Off-line parameter estimation apparatus and method of induction motor | |
CN103475295B (en) | A kind of induction electromotor rotor magnetic phase on-line correction method based on reactive power | |
CN109842337B (en) | Flux linkage difference processing method and motor control device | |
CN110311599B (en) | Method, system, medium, and apparatus for correcting magnetic pole position of permanent magnet synchronous motor | |
CN110196392B (en) | Static testing method for d-axis and q-axis parameters of synchronous motor without rotor positioning |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |