CN104569813B - Generator/generating set performance simulation test system and method for testing - Google Patents
Generator/generating set performance simulation test system and method for testing Download PDFInfo
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- CN104569813B CN104569813B CN201410808079.0A CN201410808079A CN104569813B CN 104569813 B CN104569813 B CN 104569813B CN 201410808079 A CN201410808079 A CN 201410808079A CN 104569813 B CN104569813 B CN 104569813B
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Abstract
The present invention can not be tested the performance under a variety of Supplying gas conditions for prior art generator/generating set test system,Hence in so that the deficiency that the performance of generator/generating set can not ensure,A kind of generator/generating set test system and method for testing are provided,The gas mixing device and electric control gear mixed including air supply system and natural gas supply system and the gas for being provided air supply system and natural gas supply system,It can be provided using the system and use the same or like Supplying gas condition in scene with generator/generating set,The performance parameter that different condition issues motor/generator group can be obtained,So as to judge the performance of generator/generating set,Generator/generating set performance is tested using the method for the present invention,It may determine that performance of the generator/generating set under different use conditions,So as to provide suitable generator/generating set for different use conditions.
Description
Technical field
The present invention relates to a kind of generator/generating set performance simulation test system and method for testing, more particularly to watt
This generator/generating set performance simulation test system and method for testing.
Technical background
Gas electricity machine/generating set group is generator/generating set system using gas as fuel, is used in user
During, be for specific user's methane gas feed consistency it is fixed, but gas density of each user etc. be it is different,
Therefore, when the generator produced/generating set group is tested, need to be carried out for the actual of different user with gas situation
Experiment, can just produce the generator/generating set for being applicable user's request, but existing generator/generating set test system
It can not be carried out with controlled atmosphere section, therefore can not be carried out with the methane gas of each colliery concentration with gas situation according to the actual of each user
Match somebody with somebody, the service condition under a variety of Supplying gas conditions can not be predicted, therefore the performance of generator/generating set group can not protect
Card.
The content of the invention
The present invention can not be under a variety of Supplying gas conditions for prior art generator/generating set test system
Performance is tested, hence in so that the deficiency that the performance of generator/generating set can not ensure, there is provided a kind of generator/generating
Unit test system and method for testing.
The goal of the invention of the present invention is achieved by the following technical solution：
A kind of generator/generating set performance simulation test system, including air supply system and natural gas supply system
And the gas mixing device and electric control gear that the gas for being provided air supply system and natural gas supply system is mixed, it is described
Gas mixing device is made up of mixing gas tank and pipeline fan, and air intlet and Imported gas, mixing are provided with mixing gas tank
Gas exports and combi inlet port, the outlet of mixture gas, mixed gas outlet are arranged on the top of mixing gas tank, the air supply system
Including air supply device and air supply pipe, at least provided with pressure sensor one, pressure regulator valve in air supply pipe
One, one end connection air supply device of air supply pipe, the air intlet of other end connection mixing gas tank；Natural gas supply
System includes natural gas supply device and natural gas supply pipeline, at least provided with pressure sensor on natural gas supply pipeline
2nd, electric control valve and sensing methane concentration device one, feeder, other end connection are connected by one end of natural gas supply pipeline
Mix the Imported gas of gas tank；Gas tank is mixed to export to the generator/generating set supply, the pressure by mixture gas
Sensor one, pressure sensor two and electric control valve, sensing methane concentration device one electrically connect with the electric control gear；
The air intlet and Imported gas are arranged at the lower section of mixing gas tank, and the combi inlet port is arranged on mixed
The bottom of gas tank is closed, the mixed gas outlet is arranged on the top of mixing gas tank, and the mixture gas outlet is arranged on mixing gas tank
Tank body on；
Hand sluice valve one, flow sensor one, temperature sensor are also disposed with described air supply pipe
First, hand sluice valve two, pressure regulator valve one are arranged between hand sluice valve one and flow sensor one, and pressure sensor one is arranged on temperature
Between sensor one and hand sluice valve two, by the one end for being provided with hand sluice valve one connection air supply dress of air supply pipe
Put, the air intlet of the bottom of other end connection mixing gas tank；Hand is also disposed with described natural gas supply pipeline
Dynamic gate valve three, flow sensor two, temperature sensor two, hand sluice valve four, electric control valve are arranged on hand sluice valve three, flow
Between sensor two, pressure sensor two, sensing methane concentration device one are successively set between temperature sensor two and hand sluice valve four,
Natural gas supply device is connected by one end for being provided with hand sluice valve three of natural gas supply pipeline, by one end of hand sluice valve four
The Imported gas of the bottom of connection mixing gas tank；Flow sensor one, temperature sensor one, flow sensor two, temperature pass
Sensor two, electrically connected respectively with electric-control system；
Methane is additionally provided with the mixture feed channel between the air inlet of mixture gas outlet and generator/generating set
Concentration sensor two；
Also set gradually in the mixture feed channel between the air inlet of mixture gas outlet and generator/generating set group
There are hand sluice valve five, flow sensor three, temperature sensor three；Pressure sensor three, sensing methane concentration device two are arranged on pressure
The mixture feed channel at the rear of force snesor three；
Fire prevention pressure release is disposed between described sensing methane concentration device two and described generator/generating set
Tank, spark arrester one, water mists module, hand sluice valve six, safety valve two, spark arrester two, electric butterfly valve；
Described air intlet and Imported gas is contour to be arranged on gaseous mixture tank, and the angle a between the two is
90 degree；
Generator/generating set performance simulation method of testing, the air of uniform pressure and natural gas are each led into mixed gas
Device, and be sufficiently mixed in gas mixing device, the methane gas provided with generator/generating set working site is provided
The same or like mixture gas of performance indications, and this mixture gas is supplied to generator/generating set to be tested, treated
Generator/generating set of test is operated using this mixture gas as fuel, by testing generator/generating set herein
Performance parameter under kind mixture gas condition, obtains the performance of the generator/generating set under this condition of work；By to day
The control and adjustment and the control of natural gas and air pressure of concentration of methane gas in right gas, to control and adjust the mixture gas
The concentration of methane gas and the pressure of mixture gas obtain the device in Gas provided with generator/generating set working site in body
The same or like mixture gas of the performance indications of body；
The mixture gas that the performance indications of the methane gas with working site are same or like obtains as follows：
Using the test system described in preceding claims, the natural gas in the natural gas supply pipeline is set by electric control gear
The content of methane gas controls the aperture of the electric control valve, so as to adjusting the methane gas of mixture gas in gas mixing device
Content, the pressure of air supply pipe is controlled by pressure sensor one and pressure regulator valve one, passes through pressure sensor two and electricity
Dynamic regulating valve controls the pressure of natural gas line, so as to obtain it is with the performance indications of the natural gas gas of working site identical or
Similar mixture gas.
It can be provided with generator/generating set using the same or like Supplying gas condition in scene using the system, can be with
The performance parameter that different condition issues motor/generator group is obtained, so as to judge the performance of generator/generating set, using this
The method of invention is tested generator/generating set performance, it can be determined that generator/generating set is in different use conditions
Under performance, so as to for different use conditions provide be adapted to generator/generating set.
Brief description of the drawings
Fig. 1 is generator of the present invention/generating set performance simulation test system example structure schematic diagram hair；
Fig. 2 is generator of the present invention/generating set performance simulation test system mixed steam tank example structure schematic diagram.
Fig. 3 is that air intlet and natural gas enter product Layout Embodiment structure chart.
Description of reference numerals：
1- hand sluice valves one；2- pressure regulator valves one；3- flow sensors one；4- temperature sensors one；5- pressure sensors one；
6- hand sluice valves two；7- electric control valves；8- sensing methane concentrations device one
11- hand sluice valves three；13- flow sensors two；14- temperature sensors two；15- pressure sensors two；16- is manual
Gate valve four；18- sensing methane concentrations device two
21- air supply device 22- air supply pipes
31- natural gas supply device 32- natural gas supply pipelines
50- relief valve connection 51- mixed gas outlet 52- mixtures gas exports 53- Imported gas 54- pipeline fans
56- mixture feed channel 57- air intlet 58- mixing gas tank 59- access hole 60- combi inlet port 61- gaseous mixture pipelines
62- blowdown interface 73- flow sensors three；74- temperature sensors three；75- pressure sensors three；The 77- of 76- hand sluice valves five
The 78- spark arresters one of hand sluice valve six；79- water mists modules；80- fire prevention pressure release tank 81- safety valves two；82- spark arresters two；
The 90- motors of 83- electric butterfly valve 83- spark arresters two/group of motors
Embodiment
The invention will be further described with reference to the accompanying drawings and examples.
As Figure 1-3, generator of the invention/generating set performance simulation test system includes natural gas supply system
System, air supply system, gas mixing device and electric control gear, wherein air supply system include air supply device 21 and air gas
Supply line 22, hand sluice valve 1, pressure regulator valve 1, flow sensor 1, temperature are disposed with air supply pipe
Sensor 1, pressure sensor 1, hand sluice valve 26, connected by one end for being provided with hand sluice valve 1 of air supply pipe
Blowing air feeding mechanism 21, the air intlet 57 of other end connection mixing gas tank 58, air intlet 57 is positioned at mixing gas tank 58
Bottom；Wherein natural gas supply system includes natural gas supply device 31 and natural gas supply pipeline 32, in natural gas supply pipe
Hand sluice valve 3 11, electric control valve 7, flow sensor 2 13, temperature sensor 2 14, pressure is disposed with road 32 to pass
Sensor 2 15, sensing methane concentration device 1, hand sluice valve 4 16, hand sluice valve three is provided with by natural gas supply pipeline 32
11 one end connection natural gas supply device 31, by the Imported gas of one end connection mixing gas tank 58 of hand sluice valve 4 16
53, Imported gas 53 is positioned at the bottom of mixing gas tank 58；Flow sensor 1, temperature sensor 1, pressure sensor 1
And electric control valve 7, flow sensor 2 13, temperature sensor 2 14, pressure sensor 2 15, sensing methane concentration device 1
Electrically connected respectively with electric-control system, pass through flow sensor, temperature sensor, pressure sensor, a pair of sensing methane concentration device
Methane concentration in the flow of pipeline, temperature and natural gas line is monitored in real time, ensures gas supply conduit safety, and pass through electricity
Control system controls electric control valve 7 constantly to regulate and control the gas flow of pipeline at any time.In preferable scheme, in the present invention
Electric control gear first choice PLC.In preferable scheme, air supply device is blower fan or air compressor machine.
The top of mixing gas tank 58 is provided with mixed gas outlet 51, combi inlet port is set in the bottom of mixing gas tank 58
60, combi inlet port 60 and mixed gas outlet 51 are connected by gaseous mixture pipeline 61, and pipeline fan is set on gaseous mixture pipeline
54, strengthen the flowing velocity of gaseous mixture.Mixture gas outlet 52 is set on gaseous mixture tank body, the good gas of mixture is supplied to hair
Motor/generator group group.Gaseous mixture pipeline and the pipeline fan 54 being arranged on gaseous mixture cage guide form gas mixing device.To realize
Accurate control to methane luminosity in mixture gas, sensing methane concentration device 2 18, methane are set on mixture gas pipeline 56
Concentration sensor 2 18 electrically connects with electric control gear.
As shown in figure 1, during simulation test, the supply gas pressure of the supply pressure of natural gas and air is adjusted to consistent, point
It is other that natural gas supply pipeline and air supply pipe are supplied, and entered by natural gas supply pipeline and air supply pipe mixed
Close in gas tank, concentration of natural gas is set by the operator control panel of electric control gear, controlled by electric control gear on right gas supply line
The aperture of electric control valve 7 is adjusted to the concentration of natural gas in mixing gas tank, and air and natural gas are entered by mixing gas tank
Pass through after the full and uniform mixing of row and discharged by mixture gas outlet 52, the sensing methane concentration device set in mixture feed channel 56 is to mixture
Methane concentration in feed channel is monitored and feeds back to electric-control system in real time, and electric-control system is again to electric control valve 7
Aperture is adjusted, and so repeatedly, produces closed-loop control to right gas and air proportioning, is adjusted to required concentration of natural gas,
That is gas density.
In a preferred embodiment, simulation test is carried out to generator/generating set performance as follows：
The supply gas pressure of natural gas supply pipeline, electric control gear are set in the operator control panel of the PLC as electric control gear 32
32 pressure value by controlling the aperture of electric control valve 7 to be adjusted to set by the supply gas pressure of natural gas supply pipeline, and lead to
Cross sensing methane concentration device 8 and determine methane concentration in natural gas supply pipeline；Air is transported to air via air compressor machine or blower fan
Supply line 22, natural gas are transported to natural gas supply pipeline 32 through natural gas supply device, and air is adjusted by pressure regulator valve 1
The supply gas pressure of supply line, make the supply gas pressure of air supply pipe consistent with the supply gas pressure of natural gas supply pipeline, day
Right gas and air are had respectively entered in mixing gas tank；By the gas mixing device of mixing gas tank to entering the natural gas in mixing gas tank
It is sufficiently mixed with air, well mixed mixture gas is sent out out of mixture gas pipeline 52, by being arranged on pipeline
The concentration of methane is detected in 2 18 pairs of mixture gases of sensor, and testing result is fed back into control device, is filled by control
Put and the aperture of electric control valve 7 be adjusted again, so that the concentration of mixture gas reaches setting value, so as to get it is mixed
The actual concentrations of gas distribution match with setting value.So as to obtain the gas for generator unit operation.
During the above-mentioned adjustment to methane concentration, whole system is closed-loop control, and the essence to methane concentration can be achieved
Really control.
Because the methane gas in mixture feed channel is combustible natural gas, to prevent that cluster engine is fiery in the process of running
Flame is burnt toward mixture feed channel 56, ensures that pipeline will not strile-back to the namely gas tube of mixture feed channel 56, in preferable scheme
In, hand sluice valve 5 76, flow sensor 3 73, temperature are set in the front of sensing methane concentration device 2 18 on gas tube
Sensor 3 74；Pressure sensor 3 75, fire prevention is disposed with the gas tube after sensing methane concentration device 2 18 and is let out
Tank 80, spark arrester 1, water mists module 79, hand sluice valve 6 77, safety valve 2 81, spark arrester 2 82, electric butterfly valve 83 are pressed,
Wherein flow sensor 3 73 is used to detect methane gas pipeline flow, and guarantee is sufficiently fed required for each operating mode air inlet of engine
Flow.Temperature sensor is monitoring element, and whether detection pipe temperature is normal, it is ensured that methane gas is unburned in pipeline.
Pressure sensor 3 75 act as monitoring the pressure value in gas tube, ensures pressure in normal value.Added in pipeline gas
Methane, the safety of pipeline can further be protected.Optimization methane concentration sensor 2 18 is arranged on pressure sensor
Between 3 75 and fire prevention pressure release tank 80, so it can prevent gas from causing mash gas concentration because pipeline is long in pipe conveying procedure
Relative to the difference between gaseous mixture pipeline concentration, can the gases used concentration of more accurate measurement gas equipment, ensure whole system
The safety of system.
Engine sensor is electrically connected by collector by PLC, to engine speed, oil temperature, oil pressure, admission pressure, row
The parameters such as temperature degree measure, and can include measurement result on monitoring computer.Greatly facilitate test process.
As Figure 2-3, in order to obtain mixing more full and uniform mixture gas, between air intlet and natural gas air inlet
Angle a be 90 degree, and air intlet and Imported gas are located at the isometry position of tank body, so the air with certain pressure
The effect of liquidating is produced after being entered with natural gas in tank body, is advantageous to the preliminary mixing of gas.
In order to increase the security of tank body, relief valve connection 50, access hole 59 and blowdown interface 62 are provided with tank body.
Claims (9)
1. a kind of generator/generating set performance simulation test system, it is characterised in that including air supply system and natural gas
Gas mixing device that supply system and the gas for being provided air supply system and natural gas supply system are mixed and automatically controlled
Device, the gas mixing device is by mixing gas tank（58）And pipeline fan（54）Composition, air intlet is provided with mixing gas tank
（57）, Imported gas（53）, mixed gas outlet（51）And combi inlet port（60）Exported with mixture gas（52）, mixed gas outlet
（51）The top of mixing gas tank is arranged on, the combi inlet port and mixed gas outlet pass through gaseous mixture pipeline（61）It is connected,
Pipeline fan is arranged on gaseous mixture pipeline；The air supply system includes air supply device（21）And air supply pipe
（22）, at least provided with pressure sensor one in air supply pipe（5）With pressure regulator valve one（2）, the one of air supply pipe
End connection air supply device, the air intlet of other end connection mixing gas tank（57）；Natural gas supply system includes natural gas
Feeding mechanism（31）With natural gas supply pipeline（32）, at least provided with pressure sensor two on natural gas supply pipeline
（15）, electric control valve（7）With sensing methane concentration device one（8）, by natural gas supply pipeline（32）One end connection natural gas
Feeding mechanism, the Imported gas of other end connection mixing gas tank（53）；Mixing gas tank is exported by mixture gas（52）To described
Generator/generating set supply, the pressure sensor one（5）, pressure sensor two（15）And electric control valve（7）, methane
Concentration sensor one（8）Electrically connected with the electric control gear.
2. generator according to claim 1/generating set performance simulation test system, it is characterised in that the air
Import（57）And Imported gas（53）It is arranged at mixing gas tank（58）Lower section, the combi inlet port（60）It is arranged on mixed
The bottom of gas tank is closed, the mixed gas outlet is arranged on the top of mixing gas tank, and the mixture gas outlet is arranged on mixing gas tank
Tank body on.
3. generator according to claim 1/generating set performance simulation test system, it is characterised in that described
Hand sluice valve one is also disposed with air supply pipe（1）, flow sensor one（3）, temperature sensor one（4）, manually
Gate valve two（6）, pressure regulator valve one（2）It is arranged on hand sluice valve one（1）With flow sensor one（3）Between, pressure sensor one（5）If
Put in temperature sensor one（4）With hand sluice valve two（6）Between, hand sluice valve one is provided with by air supply pipe（1）One
End connection air supply device（21）, other end connection mixing gas tank（58）Bottom air intlet（57）；In described day
Right gas supply line（32）On be also disposed with hand sluice valve three（11）, flow sensor two（13）, temperature sensor two
（14）, hand sluice valve four（16）, electric control valve（7）It is arranged on hand sluice valve three（11）, flow sensor two（13）Between, pressure
Sensor two（15）, sensing methane concentration device one（8）It is successively set on temperature sensor two（14）With hand sluice valve four（16）Between,
Hand sluice valve three is provided with by natural gas supply pipeline（11）One end connection natural gas supply device（31）, by hand sluice valve
Four（16）One end connection mixing gas tank（58）Bottom Imported gas（53）；Flow sensor one, temperature sensor one,
Flow sensor two（13）, temperature sensor two（14）, respectively electrically connected with electric-control system.
4. generator/generating set performance simulation test system according to claim 1, it is characterised in that in the mixture
Gas exports and is additionally provided with sensing methane concentration device two in the mixture feed channel between the air inlet of generator/generating set（18）.
5. generator/generating set performance simulation test system according to claim 4, it is characterised in that in the mixture
Gas exports and is also disposed with hand sluice valve five in the mixture feed channel between the air inlet of generator/generating set（76）, stream
Quantity sensor three（73）, temperature sensor three（74）With pressure sensor three（75）, sensing methane concentration device two（18）It is arranged on
Pressure sensor three（75）The mixture feed channel at rear.
6. according to the generator of claim 4 or 5/generating set performance simulation test system, it is characterised in that described
Sensing methane concentration device two（18）Fire prevention pressure release tank is disposed between described generator/generating set（80）, spark arrester
One（78）, water mists module（79）, hand sluice valve six（77）, safety valve two（81）, spark arrester two（82）And electric butterfly valve（83）.
7. generator/generating set performance simulation test system according to claim 2, it is characterised in that described air
Import（57）And Imported gas（53）It is contour to be arranged on gaseous mixture tank, and the angle a between the two is 90 degree, makes air
Produce and liquidate after being entered with natural gas in mixing gas tank.
8. generator/generating set performance simulation method of testing, it is characterised in that distinguish the air of uniform pressure and natural gas
Gas mixing device is passed through, and is sufficiently mixed in gas mixing device, mixed gas after mixing is re-introduced into mixing gas tank
Interior progress mixes again or is repeatedly mixed to get mixture gas, obtains the gas provided with generator/generating set working site
The same or like mixture gas of the performance indications of gas, and the mixture gas is supplied to generator/generating to be tested
Unit, generator/generating set to be tested is operated using the mixture gas as fuel, by testing generator/hair
Performance parameter of the group of motors under the mixture gas condition, obtain the generator/generating set with generator/generating set
Performance under the same or like mixture gas condition of work of the performance indications of the methane gas that working site is provided；By right
The control and adjustment and the control of natural gas and air pressure of concentration of methane gas in natural gas, to control and adjust the mixture
There is provided described in the concentration of methane gas and the pressure of mixture gas obtain in gas with generator/generating set working site
The same or like mixture gas of the performance indications of methane gas.
9. generator/generating set performance simulation method of testing according to claim 8, it is characterised in that described with generating electricity
The mixture gas that the performance indications of the methane gas of machine/generating set working site are same or like obtains as follows：Adopt
With the test system described in one of claim 1-7 items, the day in the natural gas supply pipeline is set by electric control gear
The content of the methane gas of right gas controls the electric control valve（7）Aperture, so as to adjust mixture gas in gas mixing device
Methane gas content, pass through pressure sensor one and pressure regulator valve one（2）Control the pressure of air supply pipe and/or pass through
Pressure sensor two and electric control valve（7）To control the pressure of natural gas line, so as to obtain the natural gas with working site
The same or like mixture gas of the performance indications of gas.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410808079.0A CN104569813B (en) | 2014-12-23 | 2014-12-23 | Generator/generating set performance simulation test system and method for testing |
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| CN201410808079.0A CN104569813B (en) | 2014-12-23 | 2014-12-23 | Generator/generating set performance simulation test system and method for testing |
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| CN104569813B true CN104569813B (en) | 2018-02-16 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105485713A (en) * | 2015-12-30 | 2016-04-13 | 中国神华能源股份有限公司 | Stable combustion control system for ventilation air methane mixed in boiler |
| CN108153225B (en) * | 2017-12-22 | 2020-04-07 | 山西嘉源致远新能源科技有限公司 | Power distribution method for gas power station unit |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2532263Y (en) * | 2002-03-01 | 2003-01-22 | 于鸿猷 | Energy-saving device for two-purpose natural-gas/diesel diesel internal combustion engine |
| CN2674306Y (en) * | 2003-12-22 | 2005-01-26 | 施佩希 | Device for mixing and regulating gas and air |
| CN202066697U (en) * | 2011-05-16 | 2011-12-07 | 胜利油田胜利动力机械集团有限公司 | Gas simulated mixing test device |
| CN103375286A (en) * | 2012-04-16 | 2013-10-30 | 北京奥润泰克教育科技有限责任公司 | Adaptive gas fuel control system |
| CN103184943A (en) * | 2013-03-28 | 2013-07-03 | 盐城贝斯特动力机有限公司 | Fully-automatic control system of natural gas generator set |
| CN103823142A (en) * | 2014-03-06 | 2014-05-28 | 贵州盘江煤层气开发利用有限责任公司 | Low-concentration gas power generation simulation device |
| CN203867709U (en) * | 2014-04-08 | 2014-10-08 | 贵州盘江煤层气开发利用有限责任公司 | Gas concentration monitoring device on gas inlet pipeline of gas generator set |
| CN204389649U (en) * | 2014-12-23 | 2015-06-10 | 湖南省怡昌力狮机器有限公司 | Generator/genset performance simulation test macro |
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Effective date of registration: 20191111 Address after: Room 1210, 1211 and 1212, 12th floor, Jinluan international business building, Heping East Road, Longhua street, Longhua District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN YICHEONG POWER TECHNOLOGY CO., LTD. Address before: 413100 Hunan city of Yiyang province Yuanjiang Zhonglian Road Economic Development Zone Yichang legacy Machine Co. Ltd (LaMeiZi side) Patentee before: HUNAN YICHANG LISHI MACHINE CO., LTD. |
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