Flexible direct current reactive power control method and device
The embodiment of the invention discloses a flexible direct current reactive power control method and device, and the method comprises the steps: carrying out the voltage drop deviation value U according to the voltage drop deviation value U of a current conversion bus of a flexible direct current r...
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| creator | WANG YING LI QINGHAI DUAN NAIXIN SUN XIAOQIANG YANG JINGQI ZHANG YANTAO QIN XIAOHUI YANG NAN WANG MENG GAO YIYING YUN LEI JIANG YILANG ZHANG YICHI |
| description | The embodiment of the invention discloses a flexible direct current reactive power control method and device, and the method comprises the steps: carrying out the voltage drop deviation value U according to the voltage drop deviation value U of a current conversion bus of a flexible direct current receiving end converter station during the short-circuit fault of an alternating current system and the voltage drop value Ui after the reactive power disturbance of the alternating current system; according to the deviation value U and the voltage drop value Uj of other direct current conversion buses after reactive power disturbance occurs in the alternating current system, calculating a flexible direct current multi-infeed short circuit ratio KSCRi according to the voltage drop value Ui and Uj of the direct current receiving end conversion bus, and calculating and determining a reactive power adjustment coefficient according to the deviation value U and the KSCRi; and determining a reactive compensation value of |
| format | Patent |
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ZHANG YANTAO ; QIN XIAOHUI ; YANG NAN ; WANG MENG ; GAO YIYING ; YUN LEI ; JIANG YILANG ; ZHANG YICHI</creatorcontrib><description>The embodiment of the invention discloses a flexible direct current reactive power control method and device, and the method comprises the steps: carrying out the voltage drop deviation value U according to the voltage drop deviation value U of a current conversion bus of a flexible direct current receiving end converter station during the short-circuit fault of an alternating current system and the voltage drop value Ui after the reactive power disturbance of the alternating current system; according to the deviation value U and the voltage drop value Uj of other direct current conversion buses after reactive power disturbance occurs in the alternating current system, calculating a flexible direct current multi-infeed short circuit ratio KSCRi according to the voltage drop value Ui and Uj of the direct current receiving end conversion bus, and calculating and determining a reactive power adjustment coefficient according to the deviation value U and the KSCRi; 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according to the deviation value U and the voltage drop value Uj of other direct current conversion buses after reactive power disturbance occurs in the alternating current system, calculating a flexible direct current multi-infeed short circuit ratio KSCRi according to the voltage drop value Ui and Uj of the direct current receiving end conversion bus, and calculating and determining a reactive power adjustment coefficient according to the deviation value U and the KSCRi; and determining a reactive compensation value of</description><subject>CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER</subject><subject>CONVERSION OR DISTRIBUTION OF ELECTRIC POWER</subject><subject>ELECTRICITY</subject><subject>GENERATION</subject><subject>SYSTEMS FOR STORING ELECTRIC ENERGY</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2023</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNyrEKwjAQBuAsDlJ9h_MBOoSg4lYpFicn9xIvvxiISbie1cd38QGcvuVbmm5I-MRbAoUoYCV-iSArCTxrnEG1vCHEJauURE_oowTyOVDAHBkrs7j7NGH9szGb4XTtzy1qGTFVz8jQsb9Yuz3s9ta5o_vnfAHkmzF9</recordid><startdate>20230414</startdate><enddate>20230414</enddate><creator>WANG YING</creator><creator>LI QINGHAI</creator><creator>DUAN NAIXIN</creator><creator>SUN XIAOQIANG</creator><creator>YANG JINGQI</creator><creator>ZHANG YANTAO</creator><creator>QIN XIAOHUI</creator><creator>YANG NAN</creator><creator>WANG MENG</creator><creator>GAO YIYING</creator><creator>YUN LEI</creator><creator>JIANG YILANG</creator><creator>ZHANG YICHI</creator><scope>EVB</scope></search><sort><creationdate>20230414</creationdate><title>Flexible direct current reactive power control method and device</title><author>WANG YING ; 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according to the deviation value U and the voltage drop value Uj of other direct current conversion buses after reactive power disturbance occurs in the alternating current system, calculating a flexible direct current multi-infeed short circuit ratio KSCRi according to the voltage drop value Ui and Uj of the direct current receiving end conversion bus, and calculating and determining a reactive power adjustment coefficient according to the deviation value U and the KSCRi; and determining a reactive compensation value of</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY GENERATION SYSTEMS FOR STORING ELECTRIC ENERGY |
| title | Flexible direct current reactive power control method and device |
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