CN109782629A - Variable speed constant frequency pump-storage generator controller hardware assemblage on-orbit test platform - Google Patents
Variable speed constant frequency pump-storage generator controller hardware assemblage on-orbit test platform Download PDFInfo
- Publication number
- CN109782629A CN109782629A CN201910221315.1A CN201910221315A CN109782629A CN 109782629 A CN109782629 A CN 109782629A CN 201910221315 A CN201910221315 A CN 201910221315A CN 109782629 A CN109782629 A CN 109782629A
- Authority
- CN
- China
- Prior art keywords
- controller
- circuit board
- simulation model
- converting circuit
- signal converting
- 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.)
- Pending
Links
Abstract
The invention discloses a kind of variable speed constant frequency pump-storage generator controller hardware assemblage on-orbit test platforms, belong to pump-storage generator emulation testing technical field, including RACK computing module, I/O interface board, communication board and RSCAD simulation software, it is characterized by also including excitation controllers, excitation controller signal converting circuit board, inverter controller, inverter controller signal converting circuit board, tuning controller and tuning controller signal converting circuit board, the excitation controller signal converting circuit board is communicated to connect with I/O interface board and communication board respectively, inverter controller signal converting circuit board is communicated to connect with I/O interface board and communication board respectively, tuning controller signal converting circuit board is communicated to connect with I/O interface board and communication board respectively.The present invention can carry out emulation testing, verifying and optimization to actual control system, and the field adjustable time is short, at low cost, be conducive to promote and apply.
Description
Technical field
The present invention relates to pump-storage generator emulation testing technical field more particularly to a kind of variable speed constant frequency water-storages
Generator set controller hardware-in-the-loop test platform.
Background technique
Hydroenergy storage station flexible operation is reliable, change working is rapid, environmental pressure is small, is a kind of relatively inexpensive energy storage
Mode, and can be used for peak load shifting, phase modulation, smooth renewable energy output power etc..The certain dress of configuration in the power system
The water-storage of machine is a kind of important selection for solving the problems, such as current new energy extensive development and influencing on electricity net safety stable.
Speed change pump-storage generator is compared to the advantage of constant speed pump-storage generator: can provide system automatic control
Capacity adapts to wider head range and improves operational efficiency, realizes that the high speed of active power is adjusted, improves the stabilization of unit operation
Property.
In variable speed constant frequency pump-storage generator, motor generator is connect by current transformer with power grid, and passes through current transformer control
Motor generator processed works in power generation or electric model.
Real-time digital simulator RTDS is as a kind of dress for being specially designed for Transient Electromagnetic Phenomena in research electric system
It sets, has at home and abroad been widely recognized as and has been applied, it is flat to constitute hardware-in-loop simulation in conjunction with RTDS device and practical controller
Platform, can to the actual control system of tested controller carry out in all directions, the test of system.Variable speed constant frequency pump-storage generator is existing
Field capital construction and installation cost are huge, and equipment is numerous and coupling is strong, examines from security of system, feasibility and reasonable cost
Consider, emulation testing, verifying and optimization are carried out to actual control system by controller hardware assemblage on-orbit test platform, are systems
An important ring before live operation test can shorten the field adjustable time and reduce cost, while controller can be improved
The quality of actual control system, so that reducing field test the probability of risk of instability occurs.
Publication No. CN 106249685A, publication date are that the Chinese patent literature on December 21st, 2016 discloses one kind
Pump-storage generator controls program full working scope Dynamic Simulation and Testing System characterized by comprising PLC program terminal equipment is used
In carry out control program and equipment response the writing of simulated program to be measured, modify, Stateful Inspection and variable force setting；PLC
Cpu package, including the CPU module in the CPU module and a public PLC of unit in several machine set PLCs, above-mentioned machine set PLC
With PLC input/output module corresponding with CPU module is respectively equipped in the public PLC of unit, before testing, each CPU
Module disconnects the communication connection between corresponding PLC input/output module, and control journey to be measured is stored in CPU module
Sequence module and equipment respond simulated program module, and in test, the equipment operation order that control program module to be measured issues is exported
Simulated program module is responded to equipment, equipment responds simulated program module and generates field equipment state emulation signal through simulation calculation
It feeds back in control program module to be measured, the equipment response simulated program module is according to field device performance characteristics and production work
Skill requires programming to obtain；Live display control terminal is sent out after control sequential operation to be measured processing for showing in current CPU module
The equipment state and parameter sent, and control program to be measured is sent commands to according to operator's instruction and executes corresponding function behaviour
Make；Computer is monitored, is sent after control sequential operation processing to be measured in each CPU module for showing in entire test macro
Equipment state and parameter, and corresponding control program to be measured is sent commands to according to operator's instruction and executes corresponding function behaviour
Make；It is communicated to connect between above-mentioned CPU module, monitoring computer and PLC program terminal equipment using Industrial Ethernet network, CPU mould
It is connected between block and corresponding live display control terminal using field bus communication.
Pump-storage generator disclosed in the patent document controls program full working scope Dynamic Simulation and Testing System, when field adjustable
Between it is long, cannot quickly and effectively to actual control system carry out emulation testing, verifying and optimization.
Summary of the invention
The present invention in order to overcome the defects of the prior art described above, provides variable speed constant frequency pump-storage generator controller hardware and exists
Ring simulation test platform, the present invention can carry out emulation testing, verifying and optimization, field adjustable time to actual control system
It is short, it is at low cost, it is conducive to promote and apply.
The present invention is achieved through the following technical solutions:
Variable speed constant frequency pump-storage generator controller hardware assemblage on-orbit test platform, including RACK computing module, I/O connect
Oralia, communication board and the RSCAD simulation software for establishing RTDS simulation model, it is characterised in that: further include excitation controller,
Excitation controller signal converting circuit board, inverter controller, inverter controller signal converting circuit board, tuning controller and
Tuning controller signal converting circuit board, the tuning controller respectively with inverter controller and excitation controller communication link
It connects, the excitation controller signal converting circuit board is communicated to connect with I/O interface board and communication board respectively, inverter controller letter
Number switching circuit board is communicated to connect with I/O interface board and communication board respectively, tuning controller signal converting circuit board respectively with I/O
Interface board and communication board communication connection, the inverter controller is connect with inverter controller signal converting circuit board, described
Tuning controller is connected with tuning controller signal converting circuit board, the excitation controller and excitation controller signal converting electricity
The connection of road plate.
The control signal of the inverter controller connects after the transformation of inverter controller signal converting circuit board with I/O
Oralia and communication board carry out data exchange.
The control signal of the excitation controller by excitation controller signal converting circuit board transformation after with I/O interface board
Data exchange is carried out with communication board.
The control signal of the tuning controller by tuning controller signal converting circuit board transformation after with I/O interface board
Data exchange is carried out with communication board.
The tuning controller carries out excitation controller and inverter controller by data exchange to be uniformly coordinated control.
The RTDS simulation model includes the pump turbine RTDS simulation model established by RSCAD simulation software, adjusts
Fast device RTDS simulation model, aqueduct RTDS simulation model, generator motor RTDS simulation model, current transformer RTDS emulate mould
Type, transformer RTDS simulation model and power grid RTDS simulation model, pump turbine RTDS simulation model pass through aqueduct
RTDS simulation model and generator motor RTDS simulation model carry out energy converting between mechanical, and generator motor RTDS simulation model is logical
It crosses after current transformer RTDS simulation model carries out transformation of electrical energy and is connected to the grid RTDS simulation model by transformer RTDS simulation model,
Governor RTDS simulation model is controlled for pump turbine RTDS simulation model revolving speed.
RTDS of the present invention refers to real-time digital simulator.
The beneficial effects of the present invention are:
The present invention, for the Chinese patent literature compared with Publication No. CN 106249685A, excitation controller respectively with unsteady flow
Device controller and tuning controller communication connection, excitation controller signal converting circuit board respectively with I/O interface board and communication board
Communication connection, inverter controller signal converting circuit board are communicated to connect with I/O interface board and communication board respectively, tuning controller
Signal converting circuit board is communicated to connect with I/O interface board and communication board respectively, inverter controller and inverter controller signal
Switching circuit board connection, tuning controller are connected with tuning controller signal converting circuit board, excitation controller and excitation con-trol
Device signal converting circuit board connection, by before the operation test of variable speed constant frequency pump-storage generator scene to actual control system into
Row emulation testing, verifying and optimization, can effectively shorten the field adjustable time, can substantially reduce cost, can be improved simultaneously
The quality of controller actual control system, so that reducing field test the probability of risk of instability occurs.
Detailed description of the invention
The present invention is described in further detail below in conjunction with specification drawings and specific embodiments:
Fig. 1 is the structural diagram of the present invention.
Specific embodiment
Embodiment 1
Variable speed constant frequency pump-storage generator controller hardware assemblage on-orbit test platform, including RACK computing module, I/O connect
Oralia, communication board and the RSCAD simulation software for establishing RTDS simulation model, further include excitation controller, excitation controller
Signal converting circuit board, inverter controller, inverter controller signal converting circuit board, tuning controller and tuning controller
Signal converting circuit board, the tuning controller are communicated to connect with inverter controller and excitation controller respectively, the excitation
Controller signals switching circuit board is communicated to connect with I/O interface board and communication board respectively, inverter controller signal converting circuit
Plate is communicated to connect with I/O interface board and communication board respectively, tuning controller signal converting circuit board respectively with I/O interface board and lead to
Believe board communications connection, the inverter controller is connect with inverter controller signal converting circuit board, the tuning controller
It is connected with tuning controller signal converting circuit board, the excitation controller is connected with excitation controller signal converting circuit board.
For Chinese patent literature compared with Publication No. CN 106249685A, excitation controller is controlled with current transformer respectively
Device and tuning controller communication connection, excitation controller signal converting circuit board respectively with I/O interface board and communication board communication link
It connects, inverter controller signal converting circuit board is communicated to connect with I/O interface board and communication board respectively, and tuning controller signal turns
It connects circuit board to communicate to connect with I/O interface board and communication board respectively, inverter controller and inverter controller signal converting electricity
The connection of road plate, tuning controller are connected with tuning controller signal converting circuit board, excitation controller and excitation controller signal
Switching circuit board connection, by being emulated before the operation test of variable speed constant frequency pump-storage generator scene to actual control system
Test, verifying and optimization, can effectively shorten the field adjustable time, can substantially reduce cost, while controller can be improved
The quality of actual control system, so that reducing field test the probability of risk of instability occurs.
Embodiment 2
Variable speed constant frequency pump-storage generator controller hardware assemblage on-orbit test platform, including RACK computing module, I/O connect
Oralia, communication board and the RSCAD simulation software for establishing RTDS simulation model, further include excitation controller, excitation controller
Signal converting circuit board, inverter controller, inverter controller signal converting circuit board, tuning controller and tuning controller
Signal converting circuit board, the tuning controller are communicated to connect with inverter controller and excitation controller respectively, the excitation
Controller signals switching circuit board is communicated to connect with I/O interface board and communication board respectively, inverter controller signal converting circuit
Plate is communicated to connect with I/O interface board and communication board respectively, tuning controller signal converting circuit board respectively with I/O interface board and lead to
Believe board communications connection, the inverter controller is connect with inverter controller signal converting circuit board, the tuning controller
It is connected with tuning controller signal converting circuit board, the excitation controller is connected with excitation controller signal converting circuit board.
The control signal of the inverter controller connects after the transformation of inverter controller signal converting circuit board with I/O
Oralia and communication board carry out data exchange.
The control signal of the excitation controller by excitation controller signal converting circuit board transformation after with I/O interface board
Data exchange is carried out with communication board.
The control signal of the tuning controller by tuning controller signal converting circuit board transformation after with I/O interface board
Data exchange is carried out with communication board.
The tuning controller carries out excitation controller and inverter controller by data exchange to be uniformly coordinated control.
Embodiment 3
Variable speed constant frequency pump-storage generator controller hardware assemblage on-orbit test platform, including RACK computing module, I/O connect
Oralia, communication board and the RSCAD simulation software for establishing RTDS simulation model, further include excitation controller, excitation controller
Signal converting circuit board, inverter controller, inverter controller signal converting circuit board, tuning controller and tuning controller
Signal converting circuit board, the tuning controller are communicated to connect with inverter controller and excitation controller respectively, the excitation
Controller signals switching circuit board is communicated to connect with I/O interface board and communication board respectively, inverter controller signal converting circuit
Plate is communicated to connect with I/O interface board and communication board respectively, tuning controller signal converting circuit board respectively with I/O interface board and lead to
Believe board communications connection, the inverter controller is connect with inverter controller signal converting circuit board, the tuning controller
It is connected with tuning controller signal converting circuit board, the excitation controller is connected with excitation controller signal converting circuit board.
The control signal of the inverter controller connects after the transformation of inverter controller signal converting circuit board with I/O
Oralia and communication board carry out data exchange.
The control signal of the excitation controller by excitation controller signal converting circuit board transformation after with I/O interface board
Data exchange is carried out with communication board.
The control signal of the tuning controller by tuning controller signal converting circuit board transformation after with I/O interface board
Data exchange is carried out with communication board.
The tuning controller carries out excitation controller and inverter controller by data exchange to be uniformly coordinated control.
The RTDS simulation model includes the pump turbine RTDS simulation model established by RSCAD simulation software, adjusts
Fast device RTDS simulation model, aqueduct RTDS simulation model, generator motor RTDS simulation model, current transformer RTDS emulate mould
Type, transformer RTDS simulation model and power grid RTDS simulation model, pump turbine RTDS simulation model pass through aqueduct
RTDS simulation model and generator motor RTDS simulation model carry out energy converting between mechanical, and generator motor RTDS simulation model is logical
It crosses after current transformer RTDS simulation model carries out transformation of electrical energy and is connected to the grid RTDS simulation model by transformer RTDS simulation model,
Governor RTDS simulation model is controlled for pump turbine RTDS simulation model revolving speed.
Pump turbine RTDS simulation model, governor RTDS emulation mould are established using RSCAD simulation software referring to Fig. 1
Type, aqueduct RTDS simulation model, generator motor RTDS simulation model, current transformer RTDS simulation model, transformer RTDS
Simulation model and power grid RTDS simulation model, pump turbine RTDS simulation model is by aqueduct RTDS simulation model and hair
Electric motor RTDS simulation model carries out energy converting between mechanical, and generator motor RTDS simulation model is emulated by current transformer RTDS
Model is connected to the grid RTDS simulation model after carrying out transformation of electrical energy by transformer RTDS simulation model, governor RTDS emulation mould
Type is controlled for pump turbine RTDS simulation model revolving speed, to constitute the RTDS emulation mould of variable speed constant frequency pump-storage generator
Type.
The control signal of inverter controller by inverter controller signal converting circuit board transformation after with I/O interface board
Data exchange is carried out with communication board, to control current transformer RTDS simulation model；Tuning controller passes through data exchange
Excitation controller and inverter controller are carried out to be uniformly coordinated control, and converted by tuning controller signal converting circuit board
Data exchange is carried out with I/O interface board and communication board afterwards.
Claims (6)
1. variable speed constant frequency pump-storage generator controller hardware assemblage on-orbit test platform, including RACK computing module, I/O interface
Plate, communication board and the RSCAD simulation software for establishing RTDS simulation model, it is characterised in that: further include excitation controller, encourage
Magnetic controller signal converting circuit board, inverter controller, inverter controller signal converting circuit board, tuning controller and association
Controller signal converting circuit board is adjusted, the tuning controller is communicated to connect with inverter controller and excitation controller respectively,
The excitation controller signal converting circuit board is communicated to connect with I/O interface board and communication board respectively, inverter controller signal
Switching circuit board is communicated to connect with I/O interface board and communication board respectively, and tuning controller signal converting circuit board connects with I/O respectively
Oralia and communication board communication connection, the inverter controller are connect with inverter controller signal converting circuit board, the association
Controller is adjusted to connect with tuning controller signal converting circuit board, the excitation controller and excitation controller signal converting circuit
Plate connection.
2. variable speed constant frequency pump-storage generator controller hardware assemblage on-orbit test platform according to claim 1, special
Sign is: the control signal of the inverter controller connects after the transformation of inverter controller signal converting circuit board with I/O
Oralia and communication board carry out data exchange.
3. variable speed constant frequency pump-storage generator controller hardware assemblage on-orbit test platform according to claim 1, special
Sign is: the control signal of the excitation controller by excitation controller signal converting circuit board transformation after with I/O interface board
Data exchange is carried out with communication board.
4. variable speed constant frequency pump-storage generator controller hardware assemblage on-orbit test platform according to claim 1, special
Sign is: the control signal of the tuning controller by tuning controller signal converting circuit board transformation after with I/O interface board
Data exchange is carried out with communication board.
5. variable speed constant frequency pump-storage generator controller hardware assemblage on-orbit test platform according to claim 1, special
Sign is: the tuning controller carries out excitation controller and inverter controller by data exchange to be uniformly coordinated control.
6. variable speed constant frequency pump-storage generator controller hardware assemblage on-orbit test platform according to claim 1, special
Sign is: the RTDS simulation model includes the pump turbine RTDS simulation model established by RSCAD simulation software, speed regulation
Device RTDS simulation model, aqueduct RTDS simulation model, generator motor RTDS simulation model, current transformer RTDS emulate mould
Type, transformer RTDS simulation model and power grid RTDS simulation model, pump turbine RTDS simulation model pass through aqueduct
RTDS simulation model and generator motor RTDS simulation model carry out energy converting between mechanical, and generator motor RTDS simulation model is logical
It crosses after current transformer RTDS simulation model carries out transformation of electrical energy and is connected to the grid RTDS simulation model by transformer RTDS simulation model,
Governor RTDS simulation model is controlled for pump turbine RTDS simulation model revolving speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910221315.1A CN109782629A (en) | 2019-03-22 | 2019-03-22 | Variable speed constant frequency pump-storage generator controller hardware assemblage on-orbit test platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910221315.1A CN109782629A (en) | 2019-03-22 | 2019-03-22 | Variable speed constant frequency pump-storage generator controller hardware assemblage on-orbit test platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109782629A true CN109782629A (en) | 2019-05-21 |
Family
ID=66490265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910221315.1A Pending CN109782629A (en) | 2019-03-22 | 2019-03-22 | Variable speed constant frequency pump-storage generator controller hardware assemblage on-orbit test platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109782629A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110471397A (en) * | 2019-08-23 | 2019-11-19 | 南方电网调峰调频发电有限公司 | A kind of emulation test system and method for the energy storage unit control flow that draws water |
| CN113721476A (en) * | 2021-06-29 | 2021-11-30 | 武汉大学 | 100 MW-level variable-speed seawater pumped storage unit and renewable energy source combined operation system hardware-in-loop simulation platform and method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103715718A (en) * | 2014-01-10 | 2014-04-09 | 华北电力大学 | Grid-source joint simulation and multistage dispatch closed-loop control system for grid-source joint simulation |
| US20150153757A1 (en) * | 2009-10-01 | 2015-06-04 | Power Analytics Corporation | Microgrid Model Based Automated Real Time Simulation for Market Based Electric Power System Optimization |
| CN104881317A (en) * | 2015-06-18 | 2015-09-02 | 山东泰山抽水蓄能电站有限责任公司 | Corresponding-period grid-connection simulation platform and simulation system of pumped power storage unit under different working conditions |
| CN109062077A (en) * | 2018-07-05 | 2018-12-21 | 南京南瑞继保电气有限公司 | Water-storage variable-ratio unit generation and electrokinetic tests system and its control method |
| CN109308005A (en) * | 2018-09-10 | 2019-02-05 | 东方电气自动控制工程有限公司 | A kind of variable speed pump-storage generator control method for coordinating based on operating condition optimizing |
-
2019
- 2019-03-22 CN CN201910221315.1A patent/CN109782629A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150153757A1 (en) * | 2009-10-01 | 2015-06-04 | Power Analytics Corporation | Microgrid Model Based Automated Real Time Simulation for Market Based Electric Power System Optimization |
| CN103715718A (en) * | 2014-01-10 | 2014-04-09 | 华北电力大学 | Grid-source joint simulation and multistage dispatch closed-loop control system for grid-source joint simulation |
| CN104881317A (en) * | 2015-06-18 | 2015-09-02 | 山东泰山抽水蓄能电站有限责任公司 | Corresponding-period grid-connection simulation platform and simulation system of pumped power storage unit under different working conditions |
| CN109062077A (en) * | 2018-07-05 | 2018-12-21 | 南京南瑞继保电气有限公司 | Water-storage variable-ratio unit generation and electrokinetic tests system and its control method |
| CN109308005A (en) * | 2018-09-10 | 2019-02-05 | 东方电气自动控制工程有限公司 | A kind of variable speed pump-storage generator control method for coordinating based on operating condition optimizing |
Non-Patent Citations (1)
| Title |
|---|
| 周金邢 等: "可变速抽水蓄能机组控制系统研究", 《电气自动化》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110471397A (en) * | 2019-08-23 | 2019-11-19 | 南方电网调峰调频发电有限公司 | A kind of emulation test system and method for the energy storage unit control flow that draws water |
| CN113721476A (en) * | 2021-06-29 | 2021-11-30 | 武汉大学 | 100 MW-level variable-speed seawater pumped storage unit and renewable energy source combined operation system hardware-in-loop simulation platform and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107359617B (en) | Active power distribution network source-network-load coordination control system comprising micro-grid group | |
| CN103972888B (en) | A kind of piconet controller | |
| CN203324019U (en) | Semi-physical real-time simulation platform of wind turbine generator system | |
| CN104570768A (en) | Information physics semi-physical simulation system based on Rt-Lab and OPNET | |
| CN101672893B (en) | Generator set primary frequency modulation performance testing method for simulating grid frequency change | |
| CN103344437A (en) | Semi-physical real-time simulation platform for wind generating set | |
| CN103197271B (en) | A kind of method of inspection of MMC topological flexibility direct current transportation test platform | |
| CN105549420A (en) | Real-time simulation test method of direct-driving draught-fan variable flow control system | |
| CN103616584B (en) | The adjustment method of a kind of frequency converter test platform and frequency converter test platform | |
| CN108873733A (en) | The analysis method that information forecast accident influences in power information physics system | |
| CN106527182A (en) | Power grid stability test system containing multiple types of high-penetration new energy based on RTDS and method thereof | |
| CN106921177B (en) | Low voltage ride through control method and device of wind generating set and simulation system | |
| CN109782629A (en) | Variable speed constant frequency pump-storage generator controller hardware assemblage on-orbit test platform | |
| CN105527858A (en) | Hardware-in-the-loop simulation system for automatic generation control in smart grid | |
| CN203117778U (en) | Implementation and verification platform of power system reactive power compensation control algorithm | |
| CN107766649B (en) | System protection real-time closed-loop simulation test system and operation method thereof | |
| CN105321585A (en) | Semi-physical simulation system used for debugging nuclear power unit control system and method | |
| CN109782732A (en) | A kind of half circuit control device test platform in kind | |
| CN109617091B (en) | Dynamic reactive power compensation device control strategy verification system | |
| CN112015162B (en) | Hardware-in-loop test system and method for reactive voltage control system of new energy station | |
| CN101893891B (en) | Laboratory test system and method of wind driven generator control system | |
| CN108183492A (en) | The test system and test method of reactive compensation controlling device | |
| CN106849079B (en) | Power quality on-line checking and robot control system(RCS) and method | |
| CN112927096A (en) | CPS (control performance Standard) real-time joint simulation platform and method compatible with penetration test for active power distribution network | |
| CN104597766A (en) | Verification platform for control and protection algorithm of high voltage direct current power transmission system |
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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190521 |