CN105991075A - Power generation device - Google Patents
Power generation device Download PDFInfo
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- CN105991075A CN105991075A CN201510084308.3A CN201510084308A CN105991075A CN 105991075 A CN105991075 A CN 105991075A CN 201510084308 A CN201510084308 A CN 201510084308A CN 105991075 A CN105991075 A CN 105991075A
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- 238000010248 power generation Methods 0.000 title abstract 2
- 230000001360 synchronised effect Effects 0.000 claims abstract description 22
- 238000001514 detection method Methods 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 6
- 230000008569 process Effects 0.000 claims abstract description 6
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 18
- 239000004575 stone Substances 0.000 claims 1
- 230000005611 electricity Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000001808 coupling effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
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Abstract
A power generation device provides three-phase AC power to a power system. The detection module detects the three-phase voltage of the power system and is used for generating a detection result. The control module processes the detection result to generate a first control signal. The power converter generates a compensation voltage according to the first control signal. The transformer generates a secondary side three-phase compensation voltage according to the compensation voltage. The three-phase AC synchronous generator comprises a rotor and a stator. The stator is provided with a three-phase coil, respectively receives the secondary side three-phase compensation voltage, and generates a three-phase terminal voltage at the end connected in parallel with the power system. The rotor is provided with a plurality of magnets. When the rotor rotates, the rotor generates three opposite electromotive forces on the three-phase coil. The three-phase terminal voltage is determined by the secondary three-phase compensation voltage and the three-phase back electromotive force.
Description
Technical field
The invention relates to a kind of TRT, in particular to one, there is three-phase alternating current synchronous generator
The TRT of machine, wherein, the stator of three-phase synchronous AC generator has a coil of three phase, open, and with
One transformer and electric power converter combination.
Background technology
In recent years, the alert news brought the mankind due to climatic variation, allows national governments think deeply one after another and how to subtract
Carbon is energy-conservation, and reduces the dependence to fossil energy.The renewable sources of energy refer to multiple inexhaustible energy, as
Solar energy, wind-force, tide energy, geothermal energy etc..Output power produced by the current renewable sources of energy is universal all
It is directly to be connected in parallel to electrical network.But, electric power in parallel must is fulfilled for having same frequency, electricity with grid power
Pressure and the requirement of phase place.
Content of the invention
The present invention provides a kind of TRT, provide one first phase terminal voltage, one second phase terminal voltage, one the
Three phase terminals voltage gives unified power system, and include a detection module, a control module, an electric power converter,
One transformer, a three-phase synchronous AC generator.Detection module detection power system one first phase voltage,
One second phase voltage and a third phase voltage, in order to produce a testing result.Control module processes detection knot
Really, in order to produce one first control signal.Electric power converter is according to the first control signal, in order to make a benefit
Repay voltage, and export to the primary side of transformer.Transformer at its secondary side being connected with generator unit stator,
Produce secondary side three-phase compensation voltages.Three-phase synchronous AC generator includes a stator and a rotor.Stator
There is open three-phase coil.Rotor is provided with multiple magnetite, and when generator operation, rotor is accordingly
The counter electromotive force of sensing is produced on each phase coil of stator.One end of each phase stator coil is with Circuit Fault on Secondary Transformer even
Connect, after aforesaid secondary side compensates the counter electromotive force addition of sensing on voltage and each phase coil of generator, in respectively
The phase stator coil other end produces each phase terminal voltage.
Before the power system in parallel with desire is in parallel, this alternating-current synchronous generator first drives via prime mover
Dynamic, run on the synchronous rotational speed with power system, then adjust with the Detection & Controling through electric power converter
The three phase terminals of the three-phase compensation voltages of whole Circuit Fault on Secondary Transformer, i.e. adjustable alternating-current synchronous generator output
Voltage, makes the amplitude of three phase terminals voltage of this alternating-current synchronous generator with phase place before in parallel, adjusts
To identical with phase place with the amplitude of the three phase terminals voltage being intended to power system in parallel, then this exchange can be made forever
Magnetic-synchro generator is directly in parallel with power system, and the electric power feedback producing this alternating-current synchronous generator
Deliver in power system.
In a possible embodiment, TRT also includes a servo-motor and a driving module.Auxiliary horse
Reach the non-driven axle head being coupled to three-phase synchronous AC generator rotor.Drive module according to one second control letter
Number control this servo-motor.Control module, according to testing result, is learnt Three-phase Power Systems terminal voltage and is exchanged
The phase difference of magneto alternator three phase terminals voltage, in order to producing the second control signal, and drives this auxiliary
Motor drives three-phase synchronous AC generator to do suitable acceleration and deceleration, so that aforesaid phase difference can subtract rapidly
Less and level off to zero.
For the features and advantages of the present invention can be become apparent, cited below particularly go out preferred embodiment, and coordinate
Appended accompanying drawing, is described in detail below:
Brief description
Figure 1A, Figure 1B and Fig. 5 are the electricity generation system schematic diagram of the present invention；
Fig. 2 is that the one of the transformer of Figure 1A, 1B may schematic diagram；
The possible profile of the rotor of Fig. 3 A～3C present invention；
Fig. 4 is the schematic diagram of the stator of Figure 1A, 1B of the present invention.
[symbol description]
100A, 100B, 500: electricity generation system；
110th, 510: mechanical variable speed device；
120th, 520: TRT；
130th, 530: power system；
111: turbine；
112: transmission system；
VUT、VVT、VWT: phase terminal voltage；
121st, 521: detection module；
122nd, 522: control module；
123rd, 523: electric power converter；
124th, 524: transformer；
125th, the 340th, the 350th, the 360th, 525: stator；
126th, the 310th, the 320th, the 330th, 526: rotor；
129: three-phase synchronous AC generator；
VU,130、VV,130、VW,130、VU,530、VV,530、VW,530: phase voltage；
SD1: testing result；
SC1～SC3: control signal；
V123、V523: compensate voltage；
VU,123、VV,123、VW,123、VU,523、VV,523、VW,523: primary side phase voltage；
VU,PC、VV,PC、VW,PC: secondary side compensates voltage；
126-1,526-1: drive shaft end；
126-2,526-2: non-driven axle head；
127th, 527: switch module；
128: step-up transformer；
211～213: first siding ring；
214: magnetic core；
215～217: second siding ring；
311～314,321～324,331～338: magnetite；
411～413: phase coil.
Detailed description of the invention
Figure 1A is the electricity generation system schematic diagram of the present invention.As it can be seen, electricity generation system 100A includes a machine
Tool speed change gear the 110th, a TRT 120 and unified power system 130.The present invention does not limit machinery
The inside structure of speed change gear 110.In the present embodiment, mechanical variable speed device 110 has a turbine
(turbine) 111 and transmission chain system (drive train) 112.Turbine 111 is changed speed operation, and power train
System 112 is output as fixed rotating speed.In a possible embodiment, turbine 111 is prime mover (prime
Move), in order to produce a mechanical work.
TRT 120 produces three phase terminals voltage VUT、VVTWith VWTWith in parallel with power system 130 simultaneously
Output power.Three phase terminals voltage VUT、VVTWith VWTBetween phase difference be 120 degree.At the present embodiment
In, TRT 120 includes a detection module the 121st a, control module the 122nd, an electric power converter (power
Converter) the 123rd, a transformer (transformer) 124 and a three-phase synchronous AC generator 129.?
In other embodiments, mechanical variable speed device 110 and TRT 120 can be integrated into a wind-driven generator.
Detection module 121 detects the three-phase voltage V of power system 130U,130、VV,130、VW,130, in order to
Produce testing result SD1.The present invention does not limit the inside structure of detection module 121.As long as can examine
Survey the framework of three-phase voltage, all can be as detection module 121.
Control module 122 processes testing result SD1, in order to produce control signal SC1.At the present embodiment
In, control module 122 processes testing result SD1, in order to learn the three-phase voltage V of power system 130U,130、
VV,130、VW,130Voltage magnitude and phase place, and according to learn result produce control signal SC1。
Electric power converter 123 is according to control signal SC1Produce three-phase compensation voltages V123.At the present embodiment
In, three-phase compensation voltages V123Including primary side phase voltage VU,123、VV,123、VW,123, and export to change
The primary side of depressor 124.In other embodiments, electric power converter 123 also referred to as 3-phase power converter.
The primary side of transformer 124 receives three-phase compensation voltages V123, therefore at the exportable secondary of its secondary side
Side three-phase compensation voltages VU,PC、VV,PC、VW,PCGive three-phase synchronous AC generator 129.Fig. 2 is transformation
The wiring schematic diagram of device 124.As it can be seen, transformer 124 has first siding ring 211～213, magnetic
Core the 214th, second siding ring 215～217.When first siding ring 211～213 receives primary side phase voltage VU,123、
VV,123、VW,123When, according to electromagnetic coupling effect, second siding ring 215～217 can produce secondary side three-phase
Compensate voltage VU,PC、VV,PC、VW,PC。
Refer to Figure 1A, three-phase synchronous AC generator 129 includes a stator 125 and a rotor 126.
The present invention does not limit the species of three-phase synchronous AC generator 129.In a possible embodiment, three intersect
Stream synchronous generator 129 is an alternating-current synchronous generator.In the present embodiment, stator 125 has three
Phase coil (is not depicted in Figure 1A, but can illustrate after a while), the secondary side phase of its one end and transformer 124
Connecting, rotor 126 is pasted with multiple magnetite (do not show, but will illustrate after a while).When rotor 126 rotates
When, rotor 126 can produce three phase back-emf V on three-phase coilU,PMSG、VV,PMSG、VW,PMSG。
Therefore, secondary side three-phase compensation voltages VU,PC、VV,PC、VW,PCSensed with on stator 125 three-phase coil
The three phase back-emf V producingU,PMSG、VV,PMSG、VW,PMSGAfter addition, three phase terminals voltage can be produced
VUT、VVT、VWT。
In the present embodiment, stator 125 is coated with rotor 126, but the drive shaft end of rotor 126
(drive-end) 126-1 and non-driven axle head (non-drive end) 126-2 is prominent stator 125.Drive shaft end
126-1 couples mechanical variable speed device 110, in order to receive the machinery from a prime mover (such as turbine or motor)
Work(.In other embodiments, stator 125 can by can rotor 126 institute around.
In the present embodiment, TRT 120 also includes a switch module 127.Switch module 127 basis
Control signal SC2By three phase terminals voltage VUT、VVT、VWTIt is connected with power system 130, to feed three-phase
Electric power produced by synchronous alternating-current generator 129 is in power system 130.Due to control module 122 basis
The three-phase voltage V of power system 130U,130、VV,130、VW,130Voltage magnitude adjust three phase terminals voltage VUT、
VVT、VWTVoltage magnitude, therefore can ensure that three phase terminals voltage VUT、VVT、VWTAmplitude be equal to electric power
The three-phase voltage V of system 130U,130、VV,130、VW,130Amplitude.
The present invention does not limit the species of power system 130.In a possible embodiment, power system 130
Shi Wei building electric supply installation, gives the resident family in building in order to power.In other embodiments, power system
130 are likely to be of a transmission & distribution line (transmission line or distribution line), in order to by three phase terminals voltage
VUT、VVT、VWTIt is connected in parallel to electrical network (Grid).
Figure 1B is another embodiment of the electricity generation system of the present invention.The similar Figure 1A of Figure 1B, difference exists
Also include a step-up transformer 128 in electricity generation system 100B of Figure 1B, in order to adjust three phase terminals voltage VUT、
VVT、VWTVoltage magnitude.In another possible embodiment, if three phase terminals voltage VUT、VVT、VWT
Voltage magnitude be equal to power system 130 three-phase voltage VU,130、VV,130、VW,130Voltage magnitude
When, then can omit step-up transformer 128.
Fig. 3 A～3C is the possible profile of the rotor of the present invention.As it can be seen, rotor the 310th, the 320th, 330
It is provided with multiple magnetite 311～314,321～324,331～338.The present invention does not limit magnetite and is provided in
The where of rotor and the kenel of magnetite.In figure 3 a, magnetite 311～314 is attached to rotor 310
Outside, in this instance, stator 340 is coated with rotor 310.
In figure 3b, magnetite 321～324 is the inner side being attached to rotor 320.In this instance, stator 350
It is arranged on the inside of rotor 320.In fig. 3 c, magnetite 331～338 is arranged on the inner side of rotor 330,
And arrange in taper mode.In this instance, stator 360 is arranged on the inside of rotor 330.The present invention is simultaneously
Do not limit the species of magnetite 311～314,321～324 and 331～338.In certain embodiments, magnetite
311～314,321～324 and 331～338 is permanet magnet or superconduction magnetite (superconducting
magnet)。
Fig. 4 is the schematic diagram of the stator 125 of Figure 1A, Figure 1B of the present invention.As it can be seen, stator 125
Including three-phase coil 411～413.In the present embodiment, three-phase coil 411～413 meets (open Y) for open Y
Mode is arranged.When rotor is driven operating by prime mover, three-phase coil produces three phase back-emf
VU,PMSG、VV,PMSG、VW,PMSG.One end of phase coil 411 receives secondary side and compensates voltage VU,PC, with
Counter electromotive force V on phase coil 411U,PMSGAfter addition, in the other end generation end electricity mutually of phase coil 411
Pressure VUT.One end of phase coil 412 receives secondary side and compensates voltage VV,PC, anti-with on phase coil 412
Electromotive force VV,PMSGAfter addition, in the other end generation phase terminal voltage V of phase coil 412VT.Phase coil 413
One end receive secondary side compensate voltage VW,PC, with the counter electromotive force V on phase coil 413W,PMSGAfter addition,
Other end generation phase terminal voltage V in phase coil 413WT。
In the present embodiment, when the rotor is turning, the magnetite on rotor will through three-phase coil 411～413,
Therefore, three-phase coil 411～413 will produce counter electromotive force VU,PMSG、VV,PMSG、VW,PMSG.Now,
If providing secondary side to compensate voltage V respectivelyU,PC、VV,PC、VW,PCWhen giving one end of three-phase coil 411～413,
Three-phase coil 411～413 just can produce three phase terminals voltage VUT、VVT、VWT, and three phase terminals voltage VUT、
VVT、VWTVoltage V can be compensated with secondary sideU,PC、VV,PC、VW,PCAnd adjust variation.
Fig. 5 is another possible embodiment of the TRT of the present invention.In this instance, when power system 530
When there is a transmission & distribution line, represent three phase terminals voltage V produced by TRT 520UT、VVT、VWTWill
Can be connected in parallel on electrical network, therefore, three phase terminals voltage V produced by TRT 520UT、VVT、VWT
Amplitude and phase place need to meet the amplitude of three-phase voltage and the phase place of electrical network.
In the present embodiment, control module 522 is according to testing result S of detection module 521D1, learn electricity
The three-phase voltage V of Force system 530U,530、VV,530、VW,530Voltage magnitude, further according to learning that result is produced
Raw control signal SC1, in order to adjust three phase terminals voltage V produced by stator 225UT、VVT、VWT.?
In one possible embodiment, three phase terminals voltage VUT、VVT、VWTThe rough grade of voltage magnitude or be higher than electric power
The three-phase voltage V of system 530U,530、VV,530、VW,530Voltage magnitude, but be less than 5%.
In another possible embodiment, control module 522 learns power system 530 according to testing result SD1
Three-phase voltage VU,530、VV,530、VW,530At least phase place of the two, then capture three phase terminals voltage VUT、
VVT、VWTIn the phase place of both correspondences, after calculation process, learn power system 530 and three phase terminals
Voltage VUT、VVT、VWTBetween phase difference, and according to phase difference, produce control signal SC3。
The present invention does not limit the inside structure of control module 522.In a possible embodiment, control module
522 include a phase-locked loop (phase lock loop), in order to learn three phase terminals voltage VUT、VVT、VWT
Three-phase voltage V with power system 530U,530、VV,530、VW,530Between phase difference.
Drive module 528 according to control signal SC3The rotating speed of control servo-motor 529, in order to adjust rotor
The corner of 526.In the present embodiment, servo-motor 529 is coupled to the non-driven axle head 526-2 of rotor 526,
In order to adjusting the corner of rotor 526, and then adjust the three phase terminals voltage V of TRT 520UT、VVT、
VWTPhase place so that it is the requirement that electrical network is in parallel can be coordinated.In addition, drive shaft end 526-1 of rotor 526
It is coupled to mechanical variable speed device 510, in order to receive the mechanical work from a prime mover.
The present invention does not limit the species of servo-motor 529.In a possible embodiment, servo-motor 529
It is a servo motor (servo motor).In another possible embodiment, the rated power of servo motor is little
In the rated power of TRT 520 5%.In other real embodiments, after completing electrical network parallel connection,
Servo-motor 529 just can keep synchronous rotary, without persistently doing work.
In the present embodiment, the three-phase voltage of TRT 120 or 520 detection external power system, in order to
Produce the three phase terminals voltage that voltage magnitude is consistent with phase place.When TRT 120 or 520 electrical network in parallel,
Would not be because of difference in magnitude or phase difference and flashing.
Unless otherwise defined, at this, all vocabulary (comprising technology and scientific terms) all belong to technology belonging to the present invention
Field has the general understanding of usually intellectual.Additionally, unless clear expression, vocabulary is in general dictionary
Definition should be interpreted that in the article of technical field associated therewith, meaning is consistent, and should not be construed as perfect condition
Or too formal voice.
Although the present invention is disclosed above with preferred embodiment, so it is not limited to the present invention, Ren Hesuo
Belong to tool usually intellectual in technical field, without departing from the spirit and scope of the present invention, a little when making
Change and retouching, therefore protection scope of the present invention when depending on appending claims defined in the range of
Accurate.
Claims (10)
1. a TRT, it is characterised in that provide one first phase terminal voltage, one second phase terminal voltage,
One third phase terminal voltage gives unified power system, and this TRT includes:
One detection module, detects one first phase voltage, one second phase voltage and the 3rd of this power system
Phase voltage, in order to produce a testing result；
One control module, processes this testing result, in order to produce one first control signal；
One electric power converter, according to this first control signal, produces a compensation voltage；
One transformer, according to this compensation voltage, produces secondary side first phase and compensates voltage, a secondary side the
Two-phase compensates voltage and a secondary side third phase compensates voltage；
One three-phase synchronous AC generator, comprises a stator and a rotor；This stator has one first phase line
Circle, one second phase coil, a third phase coil, one end of this first phase coil receives this secondary side the first phase
Compensating voltage, the other end of this first phase coil produces this first phase terminal voltage, one end of this second phase coil
Receiving this secondary side second phase and compensating voltage, the other end of this second phase coil produces this second phase terminal voltage,
One end of this third phase coil receives this secondary side third phase and compensates voltage, and the other end of this third phase coil produces
This third phase terminal voltage raw；This rotor is provided with multiple magnetite；
Wherein, when this rotor rotates, this rotor generates on this first, second and third phase coil respectively
One first phase back-emf, one second phase back-emf and a third phase counter electromotive force；
Wherein, this first phase terminal voltage is to be compensated voltage by this secondary side first phase and this is first electronic on the contrary
Gesture is determined, this second phase terminal voltage is to be compensated voltage by this secondary side second phase and this is second electronic on the contrary
Gesture is determined, this third phase terminal voltage is anti-electronic by this secondary side third phase compensation voltage and this third phase
Gesture is determined.
2. TRT according to claim 1, it is characterised in that the one of described magnetite is forever
Long magnetite.
3. TRT according to claim 1, it is characterised in that the one of described magnetite is to surpass
Magnetic conduction stone.
4. TRT according to claim 1, it is characterised in that this rotor also includes:
One drive shaft end, reception one is from the mechanical work of prime mover；And
One non-driven axle head, couples a servo-motor.
5. TRT according to claim 4, it is characterised in that also include:
One driving module, according to one second control signal, controls the rotating speed of this servo-motor, in order to adjust this
One corner of rotor.
6. TRT according to claim 5, it is characterised in that this control module is according to this detection
As a result, learn this power system this first, second and third phase voltage at least the two with this firstth, the
Two and third phase terminal voltage both correspondences phase place between difference, in order to produce this second control signal.
7. TRT according to claim 6, it is characterised in that this control module includes that is phase-locked
Loop.
8. TRT according to claim 4, it is characterised in that this servo-motor is a servo horse
Reach.
9. TRT according to claim 8, it is characterised in that the rated power of this servo motor
Less than the rated power of this TRT 5%.
10. TRT according to claim 1, it is characterised in that described magnetite is to be attached to this
The outside of rotor or inner side.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW104101151A TWI543490B (en) | 2015-01-14 | 2015-01-14 | Power generation device |
| TW104101151 | 2015-01-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105991075A true CN105991075A (en) | 2016-10-05 |
| CN105991075B CN105991075B (en) | 2018-06-01 |
Family
ID=56985196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510084308.3A Active CN105991075B (en) | 2015-01-14 | 2015-02-16 | power generation device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105991075B (en) |
| TW (1) | TWI543490B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108739546A (en) * | 2018-06-25 | 2018-11-06 | 苏州市相城区阳澄湖镇剑成水产生态养殖专业合作社 | A kind of natural lake planktonic organism addition type whitefish cultural method |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7483037B2 (en) * | 2020-11-06 | 2024-05-14 | 三菱電機株式会社 | Power Conversion Equipment |
| TWI795828B (en) * | 2021-06-30 | 2023-03-11 | 陳榮文 | Power generation system and driving method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2239091Y (en) * | 1996-02-17 | 1996-10-30 | 常州市船舶电器设备厂 | a.c. generator and axial carrying a.c. generating electric voltage adjusting device |
| US20050286279A1 (en) * | 2004-06-23 | 2005-12-29 | General Electric Company | Dual mode rectifier, system and method |
| US20090153105A1 (en) * | 2005-11-04 | 2009-06-18 | Moteurs Leroy-Somer | Alternator |
| CN103427742A (en) * | 2013-08-08 | 2013-12-04 | 南京航空航天大学 | Winding open type mixed excitation motor power generation system and energy distribution method thereof |
-
2015
- 2015-01-14 TW TW104101151A patent/TWI543490B/en active
- 2015-02-16 CN CN201510084308.3A patent/CN105991075B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2239091Y (en) * | 1996-02-17 | 1996-10-30 | 常州市船舶电器设备厂 | a.c. generator and axial carrying a.c. generating electric voltage adjusting device |
| US20050286279A1 (en) * | 2004-06-23 | 2005-12-29 | General Electric Company | Dual mode rectifier, system and method |
| US20090153105A1 (en) * | 2005-11-04 | 2009-06-18 | Moteurs Leroy-Somer | Alternator |
| CN103427742A (en) * | 2013-08-08 | 2013-12-04 | 南京航空航天大学 | Winding open type mixed excitation motor power generation system and energy distribution method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108739546A (en) * | 2018-06-25 | 2018-11-06 | 苏州市相城区阳澄湖镇剑成水产生态养殖专业合作社 | A kind of natural lake planktonic organism addition type whitefish cultural method |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI543490B (en) | 2016-07-21 |
| CN105991075B (en) | 2018-06-01 |
| TW201626673A (en) | 2016-07-16 |
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