Self-energy-taking voltage-sharing optimization control method and device for two ends of high-voltage series IGBT (Insulated Gate Bipolar Translator)
The invention relates to the technical field of high-voltage power transmission, and discloses a high-voltage series IGBT two-end self-energy-taking voltage-sharing optimization control method and device, and the method comprises the steps: obtaining and synchronizing a triangular carrier signal aft...
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| creator | QI LIANGBO GAO CHONG KE JINKUN IKEURA TA BAI JIANCHENG XU JINGTAO LI XIAO |
| description | The invention relates to the technical field of high-voltage power transmission, and discloses a high-voltage series IGBT two-end self-energy-taking voltage-sharing optimization control method and device, and the method comprises the steps: obtaining and synchronizing a triangular carrier signal after an energy taking module of an IGBT self-energy-taking driving device is started, and enabling the triangular carrier signal to be used for carrying out the voltage stabilization control of an internal energy storage capacitor in the energy taking module; acquiring a voltage modulation signal of an internal energy storage capacitor, and comparing the voltage modulation signal with the triangular carrier signal to obtain a switching signal switched by a current-limiting resistor in the energy taking module; and synchronously switching current-limiting resistors of all IGBT self-energy-taking driving devices on the IGBT series branch according to the switching signal. Software is adopted for realizing, the switchin |
| format | Patent |
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| subjects | APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC,OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWERSUPPLY SYSTEMS CONTROL OR REGULATION THEREOF CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY GENERATION |
| title | Self-energy-taking voltage-sharing optimization control method and device for two ends of high-voltage series IGBT (Insulated Gate Bipolar Translator) |
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