CN105911980A - Closed loop testing device and method of turbine security monitoring and protection system - Google Patents
Closed loop testing device and method of turbine security monitoring and protection system Download PDFInfo
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- CN105911980A CN105911980A CN201610515274.3A CN201610515274A CN105911980A CN 105911980 A CN105911980 A CN 105911980A CN 201610515274 A CN201610515274 A CN 201610515274A CN 105911980 A CN105911980 A CN 105911980A
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- signal
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- turbine safety
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Control Of Turbines (AREA)
Abstract
The invention relates to a closed loop testing device and a closed loop testing method of a turbine security monitoring and protection system. The closed loop testing device of the turbine security monitoring and protection system comprises a processor, a voltage output module, an on-off input module and an analog input module, wherein the voltage output module is controlled by the processor to output a specific simulation signal to an on-site TSI system; the TSI system is used for generating a corresponding protection signal according to the received simulation signal; the protection signal output by the TSI system is further fed back to the processor of the closed loop testing device, and thus a closed testing loop can be formed. By adopting the closed loop testing device of the turbine security monitoring and protection system, closed loop tests on the TSI system can be achieved, the clamp measurement and output precision, the clamp protection value and parameter setup, internal wiring and the like of the TSI system can be comprehensively tested, the reliability, the accuracy and the security of the turbine security monitoring and protection system can be ensured, and a great significance for maintaining safe operation of a machine set can be achieved.
Description
Technical field
The present invention relates to a kind of Turbine Safety monitor and the protection closed-loop testing device of system and method, belong in
Turbine Safety monitors and protection system test technical field.
Background technology
Turbine Safety monitors and protection system (TSI) is the most important security system of steam turbine, it reliable
Property, accuracy, safety be directly connected to the safe operation of overall unit, but owing to testing equipment all the time
Disappearance, field technician be difficult to it is carried out test, once Turbine Safety monitor and protection system (TSI)
There is security incident, not only cause tremendous economic to lose electricity power enterprise, and have influence on safe operation of electric network.
Summary of the invention
It is an object of the invention to provide a kind of Turbine Safety to monitor and the closed-loop testing device of protection system, with
Solve current Turbine Safety to monitor and the problem of protection system integrated testability.
The present invention solves above-mentioned technical problem and provide a kind of Turbine Safety and monitor and the closing of protection system
Ring test device, this closed-loop testing device includes processor, voltage output module, switching input module and mould
Analog quantity input module, the input port of described voltage output module is connected with processor, for the control at processor
The lower output of system specifically emulates signal, the output port of voltage output module be used for connecting Turbine Safety monitor and
The input terminal of protection system cabinet fastener, described switching input module and the input of Analog input mModule
Monitor and the lead-out terminal of protection system cabinet fastener for connecting Turbine Safety, to receive Turbine Safety prison
Depending on and protection system according to voltage output module export emulation signal generation protection signal, described switching value is defeated
The outfan entering module and Analog input mModule is connected with processor, and processor is by guarantor corresponding for emulated signal
Protect switching value and analog signals monitor with Turbine Safety and the protection switching value of the actual output of protection system and
Analog signals compares, to realize monitoring Turbine Safety and the closed loop test of protection system.
Described processor uses cRIO-9025 controller and the reconfigurable embedding of cRIO-9113 of America NI company
Formula cabinet.
Described voltage output module uses the NI9264 16 tunnels analogy output module of America NI company, this voltage
The emulation signal that output module exports under the control of a processor include tach signal, axle shake signal, the signal that watt shakes,
Axial displacement signal and swollen difference signal.
Described switching input module uses the NI9411 6 of America NI company by digital input module, is used for
Receive Turbine Safety to monitor and the on-off model of protection system output.
Described Analog input mModule uses the NI9475 16 tunnels analogy amount input module of America NI company, uses
Monitor and the analog signals of protection system output in receiving Turbine Safety.
Present invention also offers a kind of Turbine Safety to monitor and the closed loop test method of protection system, this test side
Method comprises the following steps:
1) simulation Turbine Safety monitor and the protection tach signal of system for field, axle shake signal, the signal that watt shakes,
Axial displacement signal and swollen difference signal, and it is entered into Turbine Safety supervision and protection system；
2) Turbine Safety monitors and protection system is according to being input to signal output corresponding protection switching value and mould
Analog quantity signal；
3) by step 1) in protection switching value corresponding to institute's analogue signal and analog signals supervise with Turbine Safety
Depending on and the protection switching value of the actual output of protection system and analog signals compare, thus realize steam turbine
Security monitoring and the closed loop test of protection system.
Described step 1) in simulation on-site signal be to be exported under the control of a processor by voltage output module,
This voltage output module uses the NI9264 16 tunnels analogy output module of America NI company, and processor uses
The cRIO-9025 controller of America NI company and the reconfigurable embedded cabinet of cRIO-9113.
The invention has the beneficial effects as follows: the Turbine Safety of the present invention monitors and the closed-loop testing device of protection system
Including processor, voltage output module, switching input module and Analog input mModule, by processor control
Voltage output module output specific emulation signal is to on-the-spot TSI system, and TSI system is according to the emulation received
Signal generates protects signal, TSI system output protection signal to take back the place of this closed-loop testing device more accordingly
On reason device, constitute closed loop test loop.Monitored by the Turbine Safety of the present invention and the closed loop of protection system is surveyed
Electricity testing device can realize the closed loop test of TSI system, it is possible to the fastener of TSI system is measured and output accuracy,
Fastener protection definite value and parameter are arranged, internal distribution etc. is tested comprehensively, it is ensured that Turbine Safety monitor and
The reliability of protection system, accuracy, safety, to safeguarding that unit safety operation is significant.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the closed-loop testing device of TSI system of the present invention；
Fig. 2 is the internal signal transmission figure of the closed-loop testing device of TSI system of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings the detailed description of the invention of the present invention is described further.
The Turbine Safety supervision of the present invention and the embodiment of the closed-loop testing device of protection system
The Turbine Safety of the present invention monitors and the closed-loop testing device of protection system (TSI) include processor,
Voltage output module, switching input module and Analog input mModule, the wherein input of voltage output module
Mouth is connected with processor, specifically emulates signal for exporting under the control of a processor, voltage output module
Output port monitors and the input terminal of protection system cabinet fastener for connecting Turbine Safety, with to TSI system
System provides test signal；The input of switching input module and Analog input mModule is used for connecting steam turbine peace
Complete monitor and the lead-out terminal of protection system cabinet fastener, with receive Turbine Safety monitor and protection system according to
The protection signal that the emulation signal of voltage output module output generates, switching input module and analog input mould
The outfan of block is connected with processor, and processor is by protection switching value corresponding for emulated signal and analog signals
Monitor with Turbine Safety and the protection switching value of the actual output of protection system and analog signals compare, with
Realize Turbine Safety being monitored and the closed loop test of protection system.
The axle of the closed-loop testing device simulation TSI system of the present invention shake signal, the signal that watt shakes, axial displacement signal,
Swollen difference signal, tach signal etc., analogue signal is input to on-the-spot TSI system, TSI system output protection signal
Take back this closed-loop testing device again, constitute closed loop test loop, as shown in Figure 1.
The processor in closed-loop testing device in the present embodiment, uses the CompactRIO system of America NI company
System framework, this system architecture mainly includes real-time processor, reconfigurable FPGA and modular i/O, FPGA
Core onboard data transmission mechanism, be responsible for data pass to flush bonding processor and analyze in real time, data
Process, data record or with networked hosts communication.User can directly be visited by NI LabVIEW 2015 software
Ask the imput output circuit of each I/O module of CompactRIO hardware, including emulation signal output, with
And gather storage and the analysis of signal.
Running in processor and have NI LabVIEW 2015 software, this software is a software of NI company exploitation,
User can directly access each I/O module of CompactRIO hardware by NI LabVIEW 2015 software
Imput output circuit, including the output of emulation signal, and gather the storage of signal and analysis.Processor,
Using the cRIO-9025 controller of America NI company, it is real-time that embedded controller runs LabVIEW
(Real-Time), being determined property control, data record and analysis；Embedded cabinet, uses America NI company
The reconfigurable embedded cabinet of cRIO-9113, use LabVIEW automatically combine customization control and signal at
Reason circuit.
Voltage output module uses the NI9264 16 tunnels analogy output module of America NI company, and processor utilizes
NI LabVIEW 2015 software controls voltage output module output and specifically emulates signal, including: tach signal,
Axle shake signal, watt shake signal, axial displacement signal, swollen difference signal etc.；Switching input module uses America NI
The NI9411 6 passage digital input module of company, receives TSI system protection output switch amount signal, is used for closing
Loop data contrasts；Analog input mModule, uses the NI9475 16 tunnels analogy amount input mould of America NI company
Block, receives TSI system protection output analog signals, contrasts for closed-loop data.
Processor utilizes NI LabVIEW 2015 software to realize directly accessing the input and output electricity of each I/O module
Road, by control voltage output module, output specifically emulate signal, including: tach signal, axle shake signal,
Watt shake signal, shifting signal and swollen difference signal, and receives TSI by switching input module and Analog input mModule
System output data, wherein Analog input mModule is used for receiving the tach signal of TSI system output, axle shakes letter
Number, watt shake signal, shifting signal and swollen difference signal, and switching input module is for receiving the report of TSI system output
Alert signal and chaser signal.
The Turbine Safety supervision of the present invention and the embodiment of the closed loop test method of protection system
First the TSI system detection method of the present invention is simulated Turbine Safety and is monitored and the rotating speed of protection system for field
Signal, axle shake signal, watt shake signal, axial displacement signal and swollen difference signal, and is entered into Turbine Safety
Monitor and protection system；Turbine Safety monitors and protection system is opened according to being input to the corresponding protection of signal output
Pass amount and analog signals；By protection switching value corresponding for institute's analogue signal and analog signals and Turbine Safety
Supervision and the protection switching value of the actual output of protection system and analog signals compare, thus realize steamer
Machine security monitoring and the closed loop test of protection system.The specific implementation of this method of testing is at test device
Embodiment is described in detail, has repeated no more here.
The present invention utilizes Turbine Safety to monitor and protection system (TSI) closed-loop testing device, simulates TSI system
Axle shake signal, watt shake signal, axial displacement signal, swollen difference signal, tach signal etc., analogue signal is input to
On-the-spot TSI system, TSI system output protection signal takes back this closed-loop testing device again, constitutes closed loop test
Loop.Monitored by Turbine Safety and the system closed-loop testing device of protection can realize TSI system closed loop survey
Examination, measures the fastener of TSI system and output accuracy, fastener protection definite value and parameter setting, internal distribution etc.
Test comprehensively.
Claims (7)
1. a Turbine Safety monitors and the closed-loop testing device of protection system, it is characterised in that this closed loop
Test device includes processor, voltage output module, switching input module and Analog input mModule, described
The input port of voltage output module is connected with processor, for the specific emulation of output under the control of a processor
Signal, the output port of voltage output module monitors for connecting Turbine Safety and protects system cabinet fastener
Input terminal, the input of described switching input module and Analog input mModule is used for connecting Turbine Safety
Monitor and the lead-out terminal of protection system cabinet fastener, to receive Turbine Safety supervision and protection system according to electricity
The protection signal that the emulation signal of pressure output module output generates, described switching input module and analog input
The outfan of module is connected with processor, and protection switching value corresponding for emulated signal and analog quantity are believed by processor
Number monitor with Turbine Safety and the protection switching value of the actual output of protection system and analog signals compare,
To realize Turbine Safety being monitored and the closed loop test of protection system.
Turbine Safety the most according to claim 1 monitors and the closed-loop testing device of protection system, and it is special
Levying and be, described processor uses the cRIO-9025 controller of America NI company and cRIO-9113 reconfigurable
Embedded cabinet.
Turbine Safety the most according to claim 1 monitors and the closed-loop testing device of protection system, and it is special
Levying and be, described voltage output module uses the NI9264 16 tunnels analogy output module of America NI company, should
The emulation signal that voltage output module exports under the control of a processor include tach signal, axle shake signal, watt shake
Signal, axial displacement signal and swollen difference signal.
Turbine Safety the most according to claim 1 monitors and the closed-loop testing device of protection system, and it is special
Levying and be, described switching input module uses the NI9411 6 of America NI company to pass through digital input module,
Monitor and the on-off model of protection system output for receiving Turbine Safety.
Turbine Safety the most according to claim 1 monitors and the closed-loop testing device of protection system, and it is special
Levying and be, described Analog input mModule uses the NI9475 16 tunnels analogy amount input module of America NI company,
Monitor and the analog signals of protection system output for receiving Turbine Safety.
6. a Turbine Safety monitors and the closed loop test method of protection system, it is characterised in that this test side
Method comprises the following steps:
1) simulation Turbine Safety monitor and the protection tach signal of system for field, axle shake signal, the signal that watt shakes,
Axial displacement signal and swollen difference signal, and it is entered into Turbine Safety supervision and protection system；
2) Turbine Safety monitors and protection system is according to being input to signal output corresponding protection switching value and mould
Analog quantity signal；
3) by step 1) in protection switching value corresponding to institute's analogue signal and analog signals supervise with Turbine Safety
Depending on and the protection switching value of the actual output of protection system and analog signals compare, thus realize steam turbine
Security monitoring and the closed loop test of protection system.
Turbine Safety the most according to claim 6 monitors and the closed loop test method of protection system, and it is special
Levy and be, described step 1) in the on-site signal of simulation be the most defeated by voltage output module
Going out, this voltage output module uses the NI9264 16 tunnels analogy output module of America NI company, and processor uses
The cRIO-9025 controller of America NI company and the reconfigurable embedded cabinet of cRIO-9113.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2016104743411 | 2016-06-23 | ||
| CN201610474341 | 2016-06-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105911980A true CN105911980A (en) | 2016-08-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610515274.3A Pending CN105911980A (en) | 2016-06-23 | 2016-07-01 | Closed loop testing device and method of turbine security monitoring and protection system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115586733A (en) * | 2022-10-26 | 2023-01-10 | 国核自仪系统工程有限公司 | Simulation device of steam turbine protection and control system |
Citations (3)
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|---|---|---|---|---|
| EP0570106A1 (en) * | 1992-05-15 | 1993-11-18 | Gec Alsthom Limited | Turbine blade assembly |
| CN101526423A (en) * | 2008-12-23 | 2009-09-09 | 上海发电设备成套设计研究院 | Intelligent check gauge of steam turbine monitor protection instrument and check method |
| CN205827232U (en) * | 2016-06-23 | 2016-12-21 | 中国大唐集团科学技术研究院有限公司华中分公司 | A kind of Turbine Safety monitors and the closed-loop testing device of protection system |
-
2016
- 2016-07-01 CN CN201610515274.3A patent/CN105911980A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0570106A1 (en) * | 1992-05-15 | 1993-11-18 | Gec Alsthom Limited | Turbine blade assembly |
| CN101526423A (en) * | 2008-12-23 | 2009-09-09 | 上海发电设备成套设计研究院 | Intelligent check gauge of steam turbine monitor protection instrument and check method |
| CN205827232U (en) * | 2016-06-23 | 2016-12-21 | 中国大唐集团科学技术研究院有限公司华中分公司 | A kind of Turbine Safety monitors and the closed-loop testing device of protection system |
Non-Patent Citations (3)
| Title |
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| 张朝阳 等；: "汽轮机TSI系统的测量与调试", 《华北电力技术》 * |
| 梁志斌: "汽轮机监测保护装置测试系统的研究与设计", 《中国优秀硕士学位论文全文数据库工程科技II辑》 * |
| 赵志丹: "《超（超）临界机组启动运行与控制》", 1 March 2012, 中国电力出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115586733A (en) * | 2022-10-26 | 2023-01-10 | 国核自仪系统工程有限公司 | Simulation device of steam turbine protection and control system |
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Application publication date: 20160831 |