Harmonic model parameter identification method, device, storage medium and electronic equipment
A technology of model parameters and identification methods, which can be used in measurement devices, measurement power, fault locations, etc., and can solve problems such as inaccurate admittance parameters.
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Embodiment 1
[0045] The embodiment of the present invention provides a harmonic model parameter identification method, figure 1 is a flowchart of a harmonic model parameter identification method according to an embodiment of the present invention, such as figure 1 As shown, the harmonic model parameter identification method includes:
[0046] Step S101: collect the fundamental voltage value and each harmonic voltage value at the port of the interference source to be estimated; specifically, collect the amplitude and phase angle measurement values of the fundamental voltage at the port of the interference source to be estimated in the power grid, and the harmonic voltage The amplitude and phase angle measurements of ;
[0047] Step S102: collect the fundamental current value and each harmonic current value of the interference source branch to be estimated; specifically, collect the amplitude and phase angle measurement values of the fundamental current of the interference source branch...
Embodiment 2
[0080] An embodiment of the present invention provides a harmonic model parameter identification device, which is used to realize the above-mentioned embodiments and preferred implementation modes, and what has already been described will not be repeated. As used below, the term "module" may be a combination of software and / or hardware that realizes a predetermined function. Although the devices described in the following embodiments are preferably implemented in software, implementations in hardware, or a combination of software and hardware are also possible and contemplated.
[0081] An embodiment of the present invention provides a harmonic model parameter identification device, such as image 3 As shown, the device includes a first collection module 31, a second collection module 32 and a processing module 33, wherein the first collection module 31 is used to collect the basic voltage value and each harmonic voltage value at the port of the interference source to be estim...
Embodiment 3
[0085] The embodiment of the present invention also provides a computer-readable storage medium, where the computer-executable instruction is stored in the computer-executable instruction, and the computer-executable instruction can execute the harmonic model parameter identification method in any method embodiment above. Wherein, the storage medium may be a magnetic disk, an optical disk, a read-only memory (Read-Only Memory, ROM), a random access memory (Random Access Memory, RAM), a flash memory (Flash Memory), a hard disk (Hard Disk) DiskDrive, abbreviation: HDD) or solid-state disk (Solid-State Drive, SSD), etc.; the storage medium may also include a combination of the above-mentioned types of memory.
[0086] Figure 5 It is a schematic diagram of the hardware structure of the electronic device according to the harmonic model parameter identification method of the embodiment of the present invention, as shown in Figure 5 As shown, the device includes one or more proces...
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