CN109254214B - Automatic test system and method for valve-based electronic equipment - Google Patents
Automatic test system and method for valve-based electronic equipment Download PDFInfo
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- CN109254214B CN109254214B CN201811212147.1A CN201811212147A CN109254214B CN 109254214 B CN109254214 B CN 109254214B CN 201811212147 A CN201811212147 A CN 201811212147A CN 109254214 B CN109254214 B CN 109254214B
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Abstract
The invention provides an automatic test system and method for valve base electronic equipment, which relate to the technical field of equipment detection, and can simulate the full operation state of the tested valve base electronic equipment, and in the full operation state, return pulses generated by a converter valve module are converted by a simulation return module and then are sent to the tested valve base electronic equipment, so that the tested valve base electronic equipment receives and processes the converted return pulses, generates a processing result and reports the processing result to a control protection module; the control protection module judges the running state of the tested valve-based electronic equipment according to the processing result, the automatic testing process of the tested valve-based electronic equipment is realized, and the problems of high requirement on testing personnel, long required time and low efficiency in the whole VBE testing process are effectively relieved.
Description
Technical Field
The invention relates to the technical field of equipment detection, in particular to an automatic testing system and method for valve base electronic equipment.
Background
Valve-Based Electronic Devices (VBE) are important Devices for triggering and monitoring a thyristor Valve of a converter Valve, and the stability and reliability of the operation of the VBE plays an important role in the normal operation of a direct current transmission system.
In the existing testing process of valve base electronic equipment, the working state of the VBE needs to be simulated by manual setting, so that the function test of the VBE under different working conditions is realized. Aiming at partial VBE test items, an external signal source is required to simulate different control signals and state signals, the operation process is complicated, and faults such as optical fiber damage, unreliable connection and the like are easy to occur. And the test result is confirmed by observing not only the message information of the monitoring background, but also the changes of the indicator lamp, the alarm lamp and the interface information of the VBE operation in real time. The information source position is dispersed, and the data form is various, and some signals still need to measure through professional test tool, and information is not enough audio-visual observation, and VBE's test process automation degree is lower. The display mode of the test result is not intuitive enough, and the data analysis also needs professional technicians to analyze. The whole VBE testing process has high requirements on testers, long time and low efficiency.
Disclosure of Invention
In view of this, the present invention provides an automatic testing system and method for valve-based electronic devices, so as to alleviate the technical problems of high requirement, long required time and low efficiency for the testers in the whole VBE testing process.
In a first aspect, an embodiment of the present invention provides an automatic test system for a valve-based electronic device, where the system includes: the converter valve module and the simulation return module are in communication connection with the control protection module; the control protection module and the simulation return module are also in communication connection with the tested valve base electronic equipment; the control protection module is used for receiving control information input by a user, and sending a control instruction to the converter valve module, the simulation return module and the tested valve-based electronic equipment according to the control information so as to simulate the full-operation state of the tested valve-based electronic equipment, wherein the control information comprises tested valve-based electronic equipment test items; in a full-operation state, the return pulse generated by the converter valve module is converted by the analog return module and then is sent to the tested valve base electronic equipment, so that the tested valve base electronic equipment receives and processes the converted return pulse, generates a processing result and reports the processing result to the control protection module; and the control protection module is also used for receiving the processing result and judging the running state of the tested valve base electronic equipment according to the processing result.
With reference to the first aspect, an embodiment of the present invention provides a first possible implementation manner of the first aspect, where the control protection module is further configured to send a trigger signal to the valve-based electronic device under test, so that the valve-based electronic device under test generates a trigger pulse of the converter valve module according to the trigger signal; the control protection module is also used for acquiring trigger pulses and judging the running state of the tested valve base electronic equipment according to the trigger pulses.
With reference to the first possible implementation manner of the first aspect, the present invention provides a second possible implementation manner of the first aspect, where the trigger pulse includes a trigger angle pulse or a non-trigger angle pulse; the triggering angle pulse is used for triggering the converter valve module; the trigger angle pulse is transmitted to the converter valve module through the analog return module; the converter valve module is also used for sending state information to the control protection module after receiving the trigger angle pulse, wherein the state information at least comprises current information and voltage information of the converter valve module, so that the control protection module judges the running state of the tested valve-based electronic equipment according to the state information; when the pulse signal is a non-trigger angle pulse, the non-trigger angle pulse is transmitted to the control protection module through the analog return module, so that the control protection module judges the running state of the tested valve-based electronic equipment.
With reference to the first aspect, an embodiment of the present invention provides a third possible implementation manner of the first aspect, where the control protection module includes: the system comprises a background monitoring unit and a pole control unit, wherein the background monitoring unit is communicated with the pole control unit through an LAN (local area network); the user inputs the control information through the background monitoring unit and sends the control information to the converter valve module, the simulation return module and the tested valve base electronic equipment; and the polar control unit is used for receiving the processing result and sending the processing result to the background monitoring unit so as to judge the running state of the tested valve-based electronic equipment.
With reference to the third possible implementation manner of the first aspect, an embodiment of the present invention provides a fourth possible implementation manner of the first aspect, where the background monitoring unit includes a human-computer interaction interface, and a user inputs control information through the human-computer interaction interface.
With reference to the third possible implementation manner of the first aspect, an embodiment of the present invention provides a fifth possible implementation manner of the first aspect, where the pole control unit includes a processing unit, and a communication unit and an acquisition unit connected to the processing unit; the processing unit is used for processing a processing result; the pole control unit is communicated with the background monitoring unit, the converter valve module, the simulation return module and the tested valve base electronic equipment through the communication unit; the acquisition unit is used for acquiring input signals.
With reference to the fifth possible implementation manner of the first aspect, an embodiment of the present invention provides a sixth possible implementation manner of the first aspect, where the communication unit includes multiple interfaces, and each interface includes one or more of the following interfaces: IO interface, communication interface, control interface and receiving interface.
With reference to the third possible implementation manner of the first aspect, an embodiment of the present invention provides a seventh possible implementation manner of the first aspect, wherein the acquisition unit includes an analog acquisition board and a conditioning acquisition board; the conditioning acquisition board comprises an adjusting circuit, an isolation operational amplifier circuit, an AD conversion circuit, a processing chip and a differential circuit which are sequentially connected.
With reference to the third possible implementation manner of the first aspect, an embodiment of the present invention provides an eighth possible implementation manner of the first aspect, where the processing unit includes a core processing board, and the core processing board is a core processing board based on a combination form of a CPU and an FPGA.
In a second aspect, an embodiment of the present invention provides an automatic testing method for a valve-based electronic device, where the method is applied to the above automatic testing system for a valve-based electronic device, and the method includes: the control protection module receives control information input by a user, and sends a control instruction to the converter valve module, the simulation return module and the tested valve-based electronic equipment according to the control information so as to simulate the full-running state of the tested valve-based electronic equipment, wherein the control information comprises tested valve-based electronic equipment test items; in a full-operation state, the return pulse generated by the converter valve module is converted by the analog return module and then is sent to the tested valve base electronic equipment, so that the tested valve base electronic equipment receives and processes the converted return pulse, generates a processing result and reports the processing result to the control protection module; the control protection module also receives the processing result and judges the running state of the tested valve base electronic equipment according to the processing result.
The embodiment of the invention has the following beneficial effects:
the automatic test system and the method for the valve base electronic equipment provided by the embodiment of the invention can simulate the full operation state of the tested valve base electronic equipment, and in the full operation state, the return pulse generated by the converter valve module is converted by the simulation return module and then is sent to the tested valve base electronic equipment, so that the tested valve base electronic equipment receives and processes the converted return pulse, generates a processing result and reports the processing result to the control protection module; the control protection module judges the running state of the tested valve-based electronic equipment according to the processing result, the automatic testing process of the tested valve-based electronic equipment is realized, and the problems of high requirement on testing personnel, long required time and low efficiency in the whole VBE testing process are effectively relieved.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of an automatic testing system for a valve-based electronic device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of another automatic testing system for valve-based electronic devices according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a pole control unit according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of another polar control unit according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a core board according to an embodiment of the present invention;
fig. 6 is a flowchart of an automatic testing method for a valve-based electronic device according to an embodiment of the present invention.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
With the rapid development of direct current transmission technology and power electronic technology, thyristor converter valves are widely applied, and a thyristor is a bridge arm of a converter bridge formed by assembling thyristor elements, corresponding electronic circuits, damping loops, anode reactors, voltage-sharing elements and the like required by assembling valve components through certain forms of electrical connection. The converter valve realizes the conversion between alternating current and direct current in a direct current transmission system, is the core equipment of the direct current transmission system, the running state control of the converter valve is the main task of the direct current transmission control system, and the triggering and state monitoring of a thyristor are controlled between valve base electronic equipment.
The valve-based electronic equipment mainly comprises a trigger circuit and a monitoring circuit, is core equipment of a converter valve trigger monitoring system, mainly bears the work of triggering and monitoring each gate-level driving unit in the converter valve, is execution equipment for connecting and controlling a protection system and the converter valve, and mainly completes the control and protection work of a thyristor: (1) receiving a trigger instruction signal sent by a control protection system, and converting the trigger instruction signal into trigger pulses required by a thyristor electronic board; (2) the thyristor return pulse signal returned by the thyristor electronic board is received and processed, and the processing result is reported to the control protection system, so that the stability and reliability of the VBE play an important role in the safe operation of the converter valve.
At present, the automation degree of a VBE testing process is low, the display mode of a testing result is not visual enough, professional technicians are required for analyzing data, the requirement on the testers is high in the whole VBE testing process, the required time is long, and the efficiency is low.
To facilitate understanding of the present embodiment, a detailed description will be given to an automatic test system for valve-based electronic devices disclosed in the present embodiment.
The embodiment of the invention provides an automatic test system for valve-based electronic equipment, which is shown in a schematic structural diagram of the automatic test system for the valve-based electronic equipment in fig. 1 and comprises the following components: the system comprises a control protection module 102, a converter valve module 104 and a simulation return module 106, wherein the converter valve module 104 and the simulation return module 106 are both in communication connection with the control protection module 102, and the converter valve module 104 and the simulation return module 106 are in communication connection; the control protection module 102 and the simulated reward module 106 are also communicatively coupled to the valve-based electronic device under test 108.
Specifically, the control protection module is used for receiving control information input by a user, and sending a control instruction to the converter valve module, the simulation return module and the tested valve-based electronic equipment according to the control information so as to simulate the full operation state of the tested valve-based electronic equipment, wherein the control information comprises test items of the tested valve-based electronic equipment; in a full-operation state, the return pulse generated by the converter valve module is converted by the analog return module and then is sent to the tested valve base electronic equipment, so that the tested valve base electronic equipment receives and processes the converted return pulse, generates a processing result and reports the processing result to the control protection module; the control protection module is also used for receiving the processing result and judging the running state of the tested valve base electronic equipment according to the processing result.
In a specific implementation, the converter valve module may be a multi-pulse converter valve module, such as a 12-pulse converter valve module, where the generated return pulse includes 12 paths, and the simulated return module converts the 12 paths of return pulses into more paths of pulse signals, and then the control protection module controls output of the return pulse, and finally sends the more paths of pulse signals to the tested valve-based electronic device.
The automatic test system for the valve base electronic equipment provided by the embodiment of the invention can simulate the full operation state of the tested valve base electronic equipment, and in the full operation state, the return pulse generated by the converter valve module is converted by the simulation return module and then is sent to the tested valve base electronic equipment, so that the tested valve base electronic equipment receives and processes the converted return pulse, generates a processing result and reports the processing result to the control protection module; the control protection module judges the running state of the tested valve-based electronic equipment according to the processing result, the automatic testing process of the tested valve-based electronic equipment is realized, and the problems of high requirement on testing personnel, long required time and low efficiency in the whole VBE testing process are effectively relieved.
Specifically, the control protection module is further configured to send a trigger signal to the measured valve-based electronic device, so that the measured valve-based electronic device generates a trigger pulse of the converter valve module according to the trigger signal; the control protection module is also used for acquiring trigger pulses and judging the running state of the tested valve base electronic equipment according to the trigger pulses.
During specific implementation, a trigger pulse of the converter valve module generated by the tested valve base electronic equipment is sent to the converter valve module through the simulation return module; the Control protection module obtains the trigger pulse in the analog reporting module through High-Level Data Link Control (HDLC) communication.
Further, the trigger pulse comprises a firing angle pulse or a non-firing angle pulse; the trigger angle pulse is used for triggering the converter valve module; the trigger angle pulse is transmitted to the converter valve module through the analog return module; the converter valve module is also used for sending state information to the control protection module after receiving the trigger angle pulse, wherein the state information at least comprises current information and voltage information of the converter valve module, so that the control protection module judges the running state of the tested valve-based electronic equipment according to the state information; when the pulse signal is a non-trigger angle pulse, the non-trigger angle pulse is transmitted to the control protection module through the analog return module, so that the control protection module judges the running state of the tested valve-based electronic equipment.
During specific implementation, a trigger angle pulse generated by the tested valve base electronic equipment can trigger the converter valve module, and the control protection module acquires a current signal and a voltage signal generated by the converter valve module through optical cable communication, so that the running state of the tested valve base electronic equipment is indirectly monitored; and the non-trigger angle pulse generated by the tested valve base electronic equipment can not trigger the converter valve module, and the control protection module acquires the non-trigger angle pulse in the simulation return module through HDLC communication, so that the running state of the tested valve base electronic equipment can be directly monitored.
On the basis of fig. 1, fig. 2 shows a schematic structural diagram of another automatic test system for valve-based electronic equipment according to an embodiment of the present invention, and specifically, the control protection module 102 includes: a background monitoring unit 202 and a polar control unit 204, where the background monitoring unit 202 communicates with the polar control unit 204 through a Local Area Network (LAN) Network; the system comprises a background monitoring unit, a converter valve module, a simulation return module and tested valve base electronic equipment, wherein a user inputs control information through the background monitoring unit and sends the control information to the converter valve module, the simulation return module and the tested valve base electronic equipment; and the polar control unit is used for receiving the processing result and sending the processing result to the background monitoring unit so as to judge the running state of the tested valve-based electronic equipment.
During specific implementation, the background monitoring unit is in communication connection with the valve base electronic equipment to be tested through PROFIBUS, and the pole control unit is in communication connection with the valve base electronic equipment to be tested, the simulation return module and the converter valve module through optical fibers, HDLC and optical cables respectively.
Further, the background monitoring unit comprises a human-computer interaction interface, and a user inputs control information through the human-computer interaction interface.
Specifically, the control information includes test items of the valve-based electronic device under test.
Further, fig. 3 shows a schematic structural diagram of a polar control unit according to an embodiment of the present invention, where the polar control unit includes a processing unit 302, and a communication unit 301 and an acquisition unit 303 connected to the processing unit 302.
During specific implementation, the processing unit is used for processing a processing result; the pole control unit is communicated with the background monitoring unit, the converter valve module, the simulation return module and the tested valve base electronic equipment through the communication unit; the acquisition unit is used for acquiring input signals.
Specifically, after the processing unit processes the data acquired by the data acquisition unit, a required trigger signal is generated, and the background monitoring system displays the required data such as power, power factor, trigger pulse angle and the like. The processing unit simulates the control logic of the actual project, processes the running data of the automatic test system and uploads the processed running data to the background monitoring unit through the communication unit. The processing unit can also receive automatic test control information of the background monitoring unit.
Further, the communication unit comprises a plurality of interfaces, the interfaces comprising one or more of the following: IO interface, communication interface, control interface and receiving interface.
On the basis of fig. 3, fig. 4 shows a schematic structural diagram of another polar control unit according to an embodiment of the present invention, wherein the acquisition unit 303 includes an analog acquisition board 401 and a conditioning acquisition board 402; the conditioning acquisition board includes an adjusting circuit 403, an isolating operational amplifier circuit 404, an AD conversion circuit 405, a processing chip 406, and a differential circuit 407, which are connected in sequence.
During specific implementation, the analog quantity acquisition board acquires current and voltage of the converter valve module, and the acquired current and voltage are converted into a digital quantity signal through the conditioning acquisition board and transmitted to the processing unit.
Further, the Processing Unit includes a core Processing board, which is a core Processing board based on a Central Processing Unit (CPU) and Field-Programmable Gate Array (FPGA) combination. For ease of understanding, fig. 5 shows a schematic structural view of a plate at the core, comprising: the system comprises a core processor in a form of a CPU + FPGA combination, an ethernet board, a light-driven transceiver circuit, a power supply, a differential circuit, and a plurality of interfaces and connection terminals, wherein the plurality of interfaces include a bus interface, a debug port, a transmitter interface, and a receiver interface, such as HFBR1414 and AFBR2412, and the connection relationship between the constituent structures is as shown in fig. 5. It should be understood that fig. 5 is only a preferred form of the core processing board, and the specific form may also be set according to practical situations, and the embodiment of the present invention is not limited thereto.
Further, an embodiment of the present invention further provides an automatic test method for a valve-based electronic device, where the method is applied to the automatic test system for a valve-based electronic device provided in the foregoing embodiment, and as shown in a flowchart of the automatic test method for a valve-based electronic device shown in fig. 6, the method includes the following steps:
step S602, the control protection module receives control information input by a user, and sends a control instruction to the converter valve module, the simulation return module and the tested valve-based electronic equipment according to the control information so as to simulate the full operation state of the tested valve-based electronic equipment, wherein the control information comprises tested valve-based electronic equipment test items;
step S604, in a full-operation state, the return pulse generated by the converter valve module is converted by the analog return module and then is sent to the tested valve base electronic equipment, so that the tested valve base electronic equipment receives and processes the converted return pulse, generates a processing result and reports the processing result to the control protection module;
and step S606, the control protection module also receives the processing result and judges the running state of the tested valve-based electronic equipment according to the processing result.
The automatic test method for the valve-based electronic equipment provided by the embodiment of the invention has the same technical characteristics as the automatic test system for the valve-based electronic equipment provided by the embodiment, so that the same technical problems can be solved, and the same technical effects can be achieved.
It can be clearly understood by those skilled in the art that, for convenience and brevity of description, the specific working process of the method described above may refer to the corresponding process in the foregoing embodiment, and is not described herein again.
In addition, in the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases for those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that the following embodiments are merely illustrative of the present invention, and not restrictive, and the scope of the present invention is not limited thereto: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. An automatic test system for valve-based electronic equipment, the system comprising: the converter valve simulation system comprises a control protection module, a converter valve module and a simulation return module, wherein the converter valve module and the simulation return module are both in communication connection with the control protection module, and the converter valve module is in communication connection with the simulation return module; the control protection module and the simulation return module are also in communication connection with the tested valve base electronic equipment;
the control protection module is used for receiving control information input by a user, and sending a control instruction to the converter valve module, the simulation return module and the tested valve-based electronic equipment according to the control information so as to simulate the full-operation state of the tested valve-based electronic equipment, wherein the control information comprises a tested valve-based electronic equipment test item;
in the full-operation state, the return pulse generated by the converter valve module is converted by the analog return module and then is sent to the tested valve base electronic equipment, so that the tested valve base electronic equipment receives and processes the converted return pulse, generates a processing result and reports the processing result to the control protection module;
and the control protection module is also used for receiving the processing result and judging the running state of the tested valve-based electronic equipment according to the processing result.
2. The system of claim 1, wherein the control protection module is further configured to send a trigger signal to the valve-based electronic device under test to cause the valve-based electronic device under test to generate a trigger pulse for the converter valve module based on the trigger signal;
the control protection module is further used for obtaining the trigger pulse and judging the running state of the tested valve base electronic equipment according to the trigger pulse.
3. The system of claim 2, wherein the trigger pulse comprises a firing angle pulse or a non-firing angle pulse;
the triggering angle pulse is used for triggering the converter valve module; wherein the firing angle pulses are transmitted to the converter valve module via the analog reward module;
the converter valve module is further configured to send state information to the control protection module after receiving the trigger angle pulse, where the state information at least includes current information and voltage information of the converter valve module, so that the control protection module determines an operating state of the measured valve-based electronic device according to the state information;
when the pulse signal is the non-trigger angle pulse, the non-trigger angle pulse is transmitted to the control protection module through the analog return module, so that the control protection module judges the running state of the tested valve-based electronic equipment.
4. The system of claim 1, wherein the control protection module comprises: the system comprises a background monitoring unit and a pole control unit, wherein the background monitoring unit is communicated with the pole control unit through an LAN (local area network);
the user inputs the control information through the background monitoring unit and sends the control information to the converter valve module, the simulation return module and the tested valve-based electronic equipment;
and the polar control unit is used for receiving the processing result and sending the processing result to the background monitoring unit so as to judge the running state of the tested valve-based electronic equipment.
5. The system of claim 4, wherein the background monitoring unit comprises a human-machine interface through which the user inputs the control information.
6. The system of claim 4, wherein the polar control unit comprises a processing unit, and a communication unit and an acquisition unit connected with the processing unit;
the processing unit is used for processing the processing result;
the pole control unit is communicated with the background monitoring unit, the converter valve module, the simulation return module and the tested valve base electronic equipment through the communication unit;
the acquisition unit is used for acquiring input signals.
7. The system of claim 6, wherein the communication unit comprises a plurality of interfaces including one or more of: IO interface, communication interface, control interface and receiving interface.
8. The system of claim 6, wherein the acquisition unit comprises an analog acquisition board and a conditioning acquisition board;
the conditioning acquisition board comprises an adjusting circuit, an isolation operational amplifier circuit, an AD conversion circuit, a processing chip and a differential circuit which are sequentially connected.
9. The system of claim 4, wherein the processing unit comprises a core processing board, and the core processing board is based on a combination of a CPU and an FPGA.
10. An automatic testing method for valve-based electronic equipment, which is applied to the automatic testing system for valve-based electronic equipment according to any one of claims 1 to 9, and comprises the following steps:
the control protection module receives control information input by a user, and sends a control instruction to the converter valve module, the simulation return module and the tested valve-based electronic equipment according to the control information so as to simulate the full-operation state of the tested valve-based electronic equipment, wherein the control information comprises the tested valve-based electronic equipment test items;
in the full-operation state, the return pulse generated by the converter valve module is converted by the analog return module and then is sent to the tested valve base electronic equipment, so that the tested valve base electronic equipment receives and processes the converted return pulse, generates a processing result and reports the processing result to the control protection module;
and the control protection module also receives the processing result and judges the running state of the tested valve-based electronic equipment according to the processing result.
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| CN112180192A (en) * | 2020-09-27 | 2021-01-05 | 云南电网有限责任公司昭通供电局 | Power electronic equipment field test detection method |
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| US6211792B1 (en) * | 1999-08-13 | 2001-04-03 | JADRIć IVAN | Method and apparatus detecting a failed thyristor |
| CN102035189B (en) * | 2010-10-12 | 2014-08-27 | 中国电力科学研究院 | Novel monitoring and protecting system for test thyristor of converter valve module |
| CN102095952B (en) * | 2010-11-26 | 2014-08-13 | 中国电力科学研究院 | Self-monitoring system of valve-based electronic device of converter valve |
| CN103616607B (en) * | 2013-12-04 | 2016-04-13 | 西安交通大学苏州研究院 | Test system of valve base electronic equipment for converter valve |
| CN103698684B (en) * | 2013-12-27 | 2017-01-04 | 国家电网公司 | The interface switching device of a kind of series thyristor valve operating test and conversion method thereof |
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| CN103941176B (en) * | 2014-04-29 | 2015-06-17 | 中国南方电网有限责任公司超高压输电公司广州局 | Fault detection system for VBE system device of high-voltage direct current transmission converter valve |
| CN107643454A (en) * | 2016-07-20 | 2018-01-30 | 全球能源互联网研究院 | A kind of high voltage direct current converter valve on-line monitoring system |
| CN207965072U (en) * | 2018-01-19 | 2018-10-12 | 中电普瑞电力工程有限公司 | A kind of converter valve thyristor level interface equivalent device |
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|---|---|
| CN109254214A (en) | 2019-01-22 |
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