Short-circuit current calculation method and device
The invention discloses a short-circuit current calculation method and device, and the method comprises the steps: obtaining the injection current increment of a controlled current source model located at a node j in the nth iteration based on equipment element parameters, tidal current current and...
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| creator | ZHOU PEIPENG YANG LU ZHAO DAN ZHANG ZHIQIANG HUO QIDI TAO XIANGHONG CHANG SONG MU SHIXIA ZHANG YUHONG AN NING ZHANG YANTAO ZHANG XIN WANG HONGFU LI YALOU LI RIMIN |
| description | The invention discloses a short-circuit current calculation method and device, and the method comprises the steps: obtaining the injection current increment of a controlled current source model located at a node j in the nth iteration based on equipment element parameters, tidal current current and the three-sequence voltage of the node j obtained through the (n-1) th iteration, obtaining injection current increment, positive sequence mutual impedance and open-circuit voltage of a controlled current source model located at a node j based on the nth iteration and the (n-1) th iteration; successively obtaining a generalized equivalent voltage source located at a node i in the nth iteration, a short-circuit current of a short-circuit point i, three-sequence voltages of all nodes in the nth iteration and a maximum value of absolute values of three-sequence voltage variations of all nodes in the nth iteration; and based on the magnitude relationship between the maximum value of the absolute values of the three-seq |
| format | Patent |
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and based on the magnitude relationship between the maximum value of the absolute values of the three-seq</description><language>chi ; eng</language><subject>CALCULATING ; COMPUTING ; COUNTING ; ELECTRIC DIGITAL DATA PROCESSING ; MEASURING ; MEASURING ELECTRIC VARIABLES ; MEASURING MAGNETIC VARIABLES ; PHYSICS ; TESTING</subject><creationdate>2023</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20230801&DB=EPODOC&CC=CN&NR=116522043A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20230801&DB=EPODOC&CC=CN&NR=116522043A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>ZHOU PEIPENG</creatorcontrib><creatorcontrib>YANG LU</creatorcontrib><creatorcontrib>ZHAO DAN</creatorcontrib><creatorcontrib>ZHANG ZHIQIANG</creatorcontrib><creatorcontrib>HUO QIDI</creatorcontrib><creatorcontrib>TAO XIANGHONG</creatorcontrib><creatorcontrib>CHANG SONG</creatorcontrib><creatorcontrib>MU SHIXIA</creatorcontrib><creatorcontrib>ZHANG YUHONG</creatorcontrib><creatorcontrib>AN NING</creatorcontrib><creatorcontrib>ZHANG YANTAO</creatorcontrib><creatorcontrib>ZHANG XIN</creatorcontrib><creatorcontrib>WANG HONGFU</creatorcontrib><creatorcontrib>LI YALOU</creatorcontrib><creatorcontrib>LI RIMIN</creatorcontrib><title>Short-circuit current calculation method and device</title><description>The invention discloses a short-circuit current calculation method and device, and the method comprises the steps: obtaining the injection current increment of a controlled current source model located at a node j in the nth iteration based on equipment element parameters, tidal current current and the three-sequence voltage of the node j obtained through the (n-1) th iteration, obtaining injection current increment, positive sequence mutual impedance and open-circuit voltage of a controlled current source model located at a node j based on the nth iteration and the (n-1) th iteration; successively obtaining a generalized equivalent voltage source located at a node i in the nth iteration, a short-circuit current of a short-circuit point i, three-sequence voltages of all nodes in the nth iteration and a maximum value of absolute values of three-sequence voltage variations of all nodes in the nth iteration; and based on the magnitude relationship between the maximum value of the absolute values of the three-seq</description><subject>CALCULATING</subject><subject>COMPUTING</subject><subject>COUNTING</subject><subject>ELECTRIC DIGITAL DATA PROCESSING</subject><subject>MEASURING</subject><subject>MEASURING ELECTRIC VARIABLES</subject><subject>MEASURING MAGNETIC VARIABLES</subject><subject>PHYSICS</subject><subject>TESTING</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2023</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZDAOzsgvKtFNzixKLs0sUUguLSpKzQPSiTnJpTmJJZn5eQq5qSUZ-SkKiXkpCimpZZnJqTwMrGmJOcWpvFCam0HRzTXE2UM3tSA_PrW4IDE5NS-1JN7Zz9DQzNTIyMDE2NGYGDUAGhwskA</recordid><startdate>20230801</startdate><enddate>20230801</enddate><creator>ZHOU PEIPENG</creator><creator>YANG LU</creator><creator>ZHAO DAN</creator><creator>ZHANG ZHIQIANG</creator><creator>HUO QIDI</creator><creator>TAO XIANGHONG</creator><creator>CHANG SONG</creator><creator>MU SHIXIA</creator><creator>ZHANG YUHONG</creator><creator>AN NING</creator><creator>ZHANG YANTAO</creator><creator>ZHANG XIN</creator><creator>WANG HONGFU</creator><creator>LI YALOU</creator><creator>LI RIMIN</creator><scope>EVB</scope></search><sort><creationdate>20230801</creationdate><title>Short-circuit current calculation method and device</title><author>ZHOU PEIPENG ; 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successively obtaining a generalized equivalent voltage source located at a node i in the nth iteration, a short-circuit current of a short-circuit point i, three-sequence voltages of all nodes in the nth iteration and a maximum value of absolute values of three-sequence voltage variations of all nodes in the nth iteration; and based on the magnitude relationship between the maximum value of the absolute values of the three-seq</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | CALCULATING COMPUTING COUNTING ELECTRIC DIGITAL DATA PROCESSING MEASURING MEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES PHYSICS TESTING |
| title | Short-circuit current calculation method and device |
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