CN110166328B - Testing device of demand response equipment - Google Patents
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Abstract
The invention discloses a test device of demand response equipment, which comprises an input interface used for connecting an upper computer, an interface adapter used for connecting corresponding equipment of demand to be tested, a memory and a controller respectively connected with the input interface, the interface adapter and the memory; the controller is used for receiving test case data through the input interface, storing the test case data in the memory, converting the test case data into a test case message, then leading the test case message into corresponding equipment of a demand to be tested through the interface adapter, receiving a feedback signal of the demand response equipment to be tested, and analyzing the feedback signal according to a preset rule to obtain a test result; the test items of the test case data include a registration service, a polling service, an event service, a selection service, and a reporting service. Therefore, the portable integrated testing device provided by the invention realizes the complete test of the consistency test experiment required by the demand response equipment, has strong universality and is beneficial to popularization and implementation.
Description
Technical Field
The invention relates to the technical field of power grid demand response, in particular to a test device of demand response equipment.
Background
The development of the demand response item can support the power grid to develop the demand side item management, and the operation reliability and stability of the power grid power system are improved. And the demand response can not be separated from the equipment interaction of the user side participating in the demand response. The equipment for the user side to participate in the demand response is designed by adopting a communication protocol specified by a power grid, so that the interaction and interoperation capacity of the user side to participate in the demand response is enhanced.
The demand response consistency test experiment is a test project for various demand response devices such as a load terminal, an energy management system, a cloud platform and an energy router. At present, some demand response consistency test experiments exist in China, but the main direction of the existing demand response consistency test in China is mainly directed to software testing for verifying whether an information transmission and safety mechanism meets protocol standards, and more approaches are directed to theoretical summary and methodology proposal. At present, a complete consistency test system related to interconnection of typical system equipment on a demand side is not provided, and capability improvement and potential excavation of corresponding equipment are not facilitated.
Therefore, developing a portable consistency test device or equipment facing a demand response communication protocol for testing the interaction capability of the equipment participating in demand response at the user side and assisting the power grid in exploiting the potential of the equipment participating in demand response at the user side is a technical problem to be solved by those skilled in the art.
Disclosure of Invention
The invention aims to provide a testing device of demand response equipment, which is used for testing the interaction capacity of the equipment participating in demand response at a user side and assisting a power grid in mining the potential of the equipment participating in demand response at the user side.
In order to solve the technical problem, the invention provides a test device of demand response equipment, which comprises an input interface used for connecting an upper computer, an interface adapter used for connecting corresponding equipment of demand to be tested, a memory and a controller respectively connected with the input interface, the interface adapter and the memory;
the controller is used for receiving test case data through the input interface, storing the test case data in the memory, converting the test case data into a test case message, leading the test case message into the corresponding equipment of the demand to be tested through the interface adapter, receiving a feedback signal of the response equipment of the demand to be tested through the interface adapter, and analyzing the feedback signal according to a preset rule to obtain a test result of the corresponding equipment of the demand to be tested;
the test items of the test case data comprise a registration service, a polling service, an event service, a selection service and a report service.
Optionally, the controller converts the test case data into a test case message, specifically:
and the controller converts the test case data into an Ethernet data frame format and configures a destination address, and then generates the test case message.
Optionally, the types of the destination address include a 32-bit routing IP address and a 48-bit fixed MAC address.
Optionally, the system further comprises a human-computer interaction device connected with the controller, and configured to display the test items and receive parameters set by a user for each test item;
the memory is also used for storing a test case message template;
the controller is further configured to fill the parameters into the test case packet template to obtain the test case packet.
Optionally, the human-computer interaction device specifically includes a liquid crystal display screen connected to the controller and a key circuit connected to the controller.
Optionally, the interface adapter specifically includes at least one of a Wi-Fi interface, a bluetooth interface, an ethernet interface, an RS485 interface, and a USB interface.
Optionally, the system further comprises a wireless communicator connected with the controller.
Optionally, the wireless communicator is specifically a GPRS communicator.
Optionally, the controller specifically includes an FPGA chip and a microprocessor.
Optionally, the controller is further configured to generate a test report in a preset format according to the test result.
The test device of the demand response equipment comprises an input interface used for being connected with an upper computer, an interface adapter used for being connected with corresponding equipment of demand to be tested, a memory and a controller respectively connected with the input interface, the interface adapter and the memory; the controller is used for receiving test case data through the input interface, storing the test case data in the memory, converting the test case data into a test case message, then leading the test case message into corresponding equipment of a demand to be tested through the interface adapter, receiving a feedback signal of the demand response equipment to be tested through the interface adapter, and analyzing the feedback signal according to a preset rule to obtain a test result of the corresponding equipment of the demand to be tested; the test items of the test case data include a registration service, a polling service, an event service, a selection service, and a reporting service. Therefore, the portable integrated testing device provided by the invention can test the interaction capacity of equipment participating in demand response at the user side, assists the power grid in exploring the potential of the equipment participating in demand response at the user side, realizes the complete test of a consistency test experiment required by the demand response equipment, has strong universality and is beneficial to popularization and implementation.
Drawings
In order to more clearly illustrate the embodiments or technical solutions of the present invention, 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 only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a testing apparatus for a demand response device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of another test apparatus for a demand response device according to an embodiment of the present invention.
Detailed Description
The core of the invention is to provide a method for testing the interaction capacity of the equipment participating in demand response at the user side and assisting the power grid in excavating the potential of the equipment participating in demand response at the user side.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Fig. 1 is a schematic structural diagram of a test apparatus for a demand response device according to an embodiment of the present invention.
As shown in fig. 1, the test apparatus for demand response equipment provided in the embodiment of the present invention includes an input interface 101 for connecting to an upper computer, an interface adapter 102 for connecting to a corresponding equipment of demand to be tested, a memory 103, and a controller 104 respectively connected to the input interface 101, the interface adapter 102, and the memory 103;
the controller 104 is configured to receive test case data through the input interface 101, store the test case data in the memory 103, convert the test case data into a test case message, introduce the test case message into the device corresponding to the demand to be tested through the interface adapter 102, receive a feedback signal of the device responding to the demand to be tested through the interface adapter 102, and analyze the feedback signal according to a preset rule to obtain a test result for the device corresponding to the demand to be tested;
the test items of the test case data include a registration service, a polling service, an event service, a selection service, and a reporting service.
The equipment for participating in the power grid demand response project at the user side comprises various entities such as a load terminal, an energy management system, a cloud platform, an energy router and the like, when the equipment needs to be tested and sends corresponding test case message signals through the power grid or the equipment such as a aggregator demand response system, a server and the like, the demand response equipment to be tested can make corresponding signal feedback and action, and the testing device makes judgment according to the feedback signal messages. The test items for the demand response device to be tested include registration service, polling service, event service, selection service, report service, etc., but there is no test mechanism or device formed in the prior art, which is not favorable for popularization and use.
Therefore, the embodiment of the present invention provides a test apparatus for a demand response device, and aims to encapsulate a test program for a device corresponding to a demand to be tested in a test software, load the test software through a controller 104 in the test apparatus, and set an interface circuit and the like required by the test to form an integrated device, so that a tester can perform a batch test conveniently, and the test apparatus is suitable for popularization.
In a specific implementation, the controller 104 specifically includes an FPGA chip and a microprocessor, and configures a terminal network interface, a data queue, and the like on software, where the network interface includes an ethernet physical side transceiver, and supports transceiving of data signals at multiple rates, and the data queue temporarily stores the data signals from the network interface. The FPGA chip is used to control the internal circuit of the testing apparatus to receive and transmit data, for example, the network interface sends a test data message to the terminal interface adapter 102. The microprocessor is the core part of the test device, is provided with an action time sequence and specific actions for controlling the test flow besides the built-in existing control program and system, and is also responsible for logic processing of stop and reset instructions, access operation, input and output operation and the like of the test device, and operations such as online test or offline test, system upgrade and the like.
The input interface 101 is used for connecting an upper computer to read and write data to the controller 104 through the upper computer. The interface adapter 102 specifically includes at least one of a Wi-Fi interface, a bluetooth interface, an ethernet interface, an RS485 interface, and a USB interface. The testing device provided by the embodiment of the invention further comprises a power supply module, a storage battery or a disposable battery can be adopted, if the storage battery is adopted, the testing device provided by the embodiment of the invention further comprises a charging circuit, one end of the charging circuit is connected with the storage battery, the charging circuit is a charging interface, and the testing device is charged by an external charger through the charging interface. The memory 103 is mainly used for creating a corresponding retrieval item for each historical test flow, and specifically includes a service type, a creation time and date, an ID number of a test device to which the retrieval item belongs, and an ID number of a device corresponding to a demand to be tested. Preferably, the memory 103 is also used for storing test case data for offline testing.
The controller 104 converts the test case data into a test case message, specifically:
the controller 104 converts the test case data into an ethernet data frame format and configures a destination address, and then generates a test case message.
The type of destination address includes a 32-bit routing IP address and a 48-bit fixed MAC address, among others.
The test case message comprises test items including a registration service, a polling service, an event service, a selection service and a report service. The test device provided by the embodiment of the invention is sent to a test case message Query Registration Request (Query Registration Request) of a corresponding device to be tested, the test case message corresponds to a Registration service in DL/T1867-2018 electric power demand Response information exchange specification, the corresponding device to be tested needs to feed back a feedback signal message for creating a Registration Response (Create Registration Response) Response, and the controller 104 receives the feedback signal message and checks whether a communication protocol adopted in the corresponding device to be tested meets the design requirement of a power grid demand Response communication protocol.
The following is an example of a test case message:
correspondingly, the feedback signal message of the device corresponding to the demand to be tested is:
the test device provided by the embodiment of the invention has the functions of generating test case data, importing the test case data, collecting the test case data, analyzing the test case data and the like.
1. Generation of test case data
The test case data and the conversion rule for converting the test case data into the test case message may be stored in the memory 103 in advance, and the test case data may be generated according to the user requirement and then converted into the test case message.
The generation mode of the test case data provided for the tester comprises automatic generation, generation after setting test parameters and configuration file import generation.
If the tester selects to automatically generate the test case data, calling the corresponding test case data according to the input test case requirement, and if the tester does not set the test case requirement, calling the last used test case data for testing; if the tester inputs the test parameters, generating test case data according to the test parameters, generating or editing various metadata (namely the test parameters of one or more test cases) required by the test cases according to the test settings input by the tester, and generating corresponding test case data according to a preset test case template after the various metadata required by the test cases are formed; and if the tester chooses to import the configuration file, generating test case data according to the configuration file.
2. Import of test case data
The test case data is imported, that is, the test case data is imported and imported into the device requiring response to be tested in the form of a test data packet, that is, after the test case data is converted into an ethernet data frame format and a destination address is configured, a test case message is generated, and after the test case message is packaged into a test data packet, the test case message is imported into the device requiring response to be tested through the interface adapter 102 and a terminal virtual interface configured by the interface adapter 102.
The terminal virtual interface is used for realizing the butt joint of the interfaces, providing a corresponding virtual port for the physical test port, and simultaneously establishing and recording the configuration information of the 32-bit IP address corresponding to the 48-bit MAC address of the terminal equipment to be tested. After the network parameters of the terminal virtual interface are set, the terminal virtual interface can provide a standard data read-write interface to the outside. The internal information of the testing device provided by the embodiment of the invention can send data, receive data, read message data of a physical interface and the like through the terminal virtual interface, and the demand response equipment to be tested, namely equipment information of a user side participating in a power grid demand response project can transmit the message data and read the message data through the terminal virtual interface. The terminal virtual port is a virtual Ethernet device, and provides a routing IP address of the virtual port as the demand response device to be tested.
After the test case message is constructed, the IP address of the equipment corresponding to the requirement to be tested is determined according to the configured MAC address, and the test case message is transmitted to the terminal virtual port so as to determine the IP address of the equipment corresponding to the requirement to be tested.
3. Test case data collection
Based on a preset transceiving protocol, the controller 104 firstly sends the test case message to the interface adapter 102, and after the sending is finished, a timer is started, the timer drives data in the test case message to continuously initiate a signal access operation instruction to the controller 104, and meanwhile, a feedback signal from the to-be-tested demand response device is acquired from the data queue. The controller 104 determines whether the received feedback signal is empty message data, and if so, waits for the next signal period of the timer to send a pulse signal. At the same time, the controller 104 issues a signal access operation instruction to the memory 103. When the received feedback signal is not empty message data, the controller 104 controls to extract message information in the feedback signal, send the feedback signal message of the demand response device to be tested to the memory 103 for storage and analyze according to a preset rule to obtain a test result. And when the timer is up, the feedback signal message from the demand response equipment to be tested is not received, and the demand response equipment to be tested is judged not to respond to the test case message.
4. Analysis of test case data
And after the feedback signal message of the demand response equipment to be tested is exported, analyzing the feedback signal message according to a preset rule, and comparing whether the service to which the type of the tested data message belongs meets the design requirement of a demand response communication protocol. And meanwhile, checking the response time of the corresponding equipment to be tested according to the time tag contained in the feedback signal message.
Optionally, the controller 104 is further configured to generate a test report in a preset format according to the test result.
In a specific implementation, the test report may include whether the five services, i.e., the registration service, the polling service, the event service, the selection service, and the report service, can be supported, whether necessary metadata is complete, and a test result of the demand response device to be tested: test pass, test fail, or test fail.
The test passed: the five services of the demand response equipment to be tested can be supported, and the feedback signal message completely meets the demand response communication protocol requirement;
the test failed: the five service parts of the demand response equipment to be tested can support, and the feedback signal message part meets the demand response communication protocol requirement;
and (3) test failure: the demand response equipment to be tested does not make feedback to the testing device within the set time, namely the timing of the timer, and no feedback signal message exists.
The test device of the demand response equipment provided by the embodiment of the invention comprises an input interface used for connecting an upper computer, an interface adapter used for connecting corresponding equipment of a demand to be tested, a memory and a controller respectively connected with the input interface, the interface adapter and the memory; the controller is used for receiving test case data through the input interface, storing the test case data in the memory, converting the test case data into a test case message, then leading the test case message into corresponding equipment of a demand to be tested through the interface adapter, receiving a feedback signal of the demand response equipment to be tested through the interface adapter, and analyzing the feedback signal according to a preset rule to obtain a test result of the corresponding equipment of the demand to be tested; the test items of the test case data include a registration service, a polling service, an event service, a selection service, and a reporting service. Therefore, the embodiment of the invention provides a portable integrated testing device, which can test the interaction capacity of equipment participating in demand response at a user side, assist a power grid in exploiting the potential of the equipment participating in demand response at the user side, realize the complete test of a consistency test experiment required by the demand response equipment, has strong universality, and is beneficial to popularization and implementation
Fig. 2 is a schematic structural diagram of another test apparatus for a demand response device according to an embodiment of the present invention.
On the basis of the above embodiment, in another embodiment, the testing apparatus of the demand response device further includes a human-computer interaction device 201 connected to the controller 104, and configured to display the test items and receive the parameters set by the user for each test item;
the memory 103 is also used for storing test case message templates;
the controller 104 is further configured to fill the parameters into the test case message template to obtain the test case message.
In a specific implementation, the human-computer interaction device 201 specifically includes a liquid crystal display connected to the controller 104 and a key circuit connected to the controller 104.
In order to facilitate the tester to input test parameters, test settings (such as start of test, pause of test, data import, equipment upgrade, etc.) and view test results, the test device provided by the embodiment of the invention further comprises a human-computer interaction device 201 which specifically comprises a liquid crystal display and a key circuit, wherein the key circuit can comprise a parameter setting key and a multifunctional key, and provides the tester with a function of manually selecting test case settings or automatically configuring and generating metadata.
In addition, the human-computer interaction device 201 can also adopt a touch screen.
Further, the test apparatus for the demand response device further includes a wireless communicator 202 coupled to the controller 104.
In specific implementation, based on the testing apparatus provided in the above embodiment, a consistency test of a communication protocol of a demand response device can be implemented, but it is also necessary to read the memory 103 or the human-computer interaction device 201 to obtain a test result, which is inconvenient for a remote test, so the testing apparatus provided in the embodiment of the present invention further includes a wireless communicator 202 for implementing remote test control and uploading of the test result.
The wireless communicator 202 may specifically employ a Wi-Fi communicator, a bluetooth communicator, a GPRS communicator, or the like.
In the embodiments provided in the present application, it should be understood that the disclosed testing device may be implemented in other manners. For example, the above-described apparatus embodiments are merely illustrative, and for example, a division of modules is merely a division of logical functions, and an actual implementation may have another division, for example, a plurality of modules or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or modules, and may be in an electrical, mechanical or other form. Modules described as separate parts may or may not be physically separate, and parts displayed as modules may or may not be physical modules, may be located in one place, or may be distributed on a plurality of network modules. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment.
The test device for the demand response equipment provided by the invention is described in detail above. The embodiments are described in a progressive manner in the specification, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
It is further noted that, in the present specification, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Claims (9)
1. The test device of the demand response equipment is characterized by comprising an input interface used for connecting an upper computer, an interface adapter used for connecting the demand response equipment to be tested, a memory and a controller respectively connected with the input interface, the interface adapter and the memory;
the controller comprises an FPGA chip and a microprocessor, and is used for setting an interface circuit and carrying test software required by the test;
the controller is used for receiving test case data through the input interface, storing the test case data in the memory, converting the test case data into a test case message, then leading the test case message into the to-be-tested demand response equipment through the interface adapter, receiving a feedback signal of the to-be-tested demand response equipment through the interface adapter, and analyzing the feedback signal according to a preset rule to obtain a test result of the to-be-tested demand response equipment;
when receiving the setting of automatically generating test case data, the controller calls the corresponding test case data according to the input test case requirement; when the test case requirements are not contained in the automatic generation test case data setting, the controller calls the last used test case data to test; when receiving input test case parameters, the controller generates the test case data according to the test case parameters; when a configuration file is received, generating the test case data according to the configuration file;
the test items of the test case data comprise registration service, polling service, event service, selection service and report service;
analyzing the feedback signal according to a preset rule to obtain a test result of the to-be-tested demand response equipment comprises:
if the service corresponding to each test item can support and the feedback signal message completely meets the requirement of a demand response communication protocol, determining that the test of the demand response equipment to be tested passes;
if only part of the service corresponding to the test item can support and/or only part of the feedback signal message meets the requirement of a demand response communication protocol, determining that the test of the demand response equipment to be tested fails;
and if the demand response equipment to be tested does not make feedback to the testing device within the timing of the timer, determining that the test of the demand response equipment to be tested fails.
2. The testing device according to claim 1, wherein the controller converts the test case data into a test case message, specifically:
and the controller converts the test case data into an Ethernet data frame format and configures a destination address, and then generates the test case message.
3. The test apparatus of claim 2, wherein the types of destination addresses comprise a 32-bit routing IP address and a 48-bit fixed MAC address.
4. The testing device of claim 1, further comprising a human-computer interaction device connected to the controller for displaying the testing items and receiving parameters set by a user for each of the testing items;
the memory is also used for storing a test case message template;
the controller is further configured to fill the parameters into the test case packet template to obtain the test case packet.
5. The testing device of claim 4, wherein the human-computer interaction device comprises a liquid crystal display connected with the controller and a key circuit connected with the controller.
6. The testing device of claim 1, wherein the interface adapter specifically comprises at least one of a Wi-Fi interface, a bluetooth interface, an ethernet interface, an RS485 interface, and a USB interface.
7. The testing device of claim 1, further comprising a wireless communicator connected to the controller.
8. The testing device according to claim 7, wherein the wireless communicator is in particular a GPRS communicator.
9. The testing device of claim 1, wherein the controller is further configured to generate a test report in a preset format according to the test result.
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| CN114328196A (en) * | 2021-12-16 | 2022-04-12 | 北京明朝万达科技股份有限公司 | Method, device and equipment for testing data leakage prevention system and storage medium |
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