Photovoltaic optimizer
The utility model provides a photovoltaic optimizer, comprising a four-switch buck-boost circuit, the four-switch buck-boost circuit comprises two normal power supplies, two isolation power supplies, a buck-boost sub-circuit composed of MOS tubes Q1 to Q4, two PWM signal sources, isolation drivers U...
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| creator | YANG QUANDONG CHEN ZHUO LIN QIANGQIANG |
| description | The utility model provides a photovoltaic optimizer, comprising a four-switch buck-boost circuit, the four-switch buck-boost circuit comprises two normal power supplies, two isolation power supplies, a buck-boost sub-circuit composed of MOS tubes Q1 to Q4, two PWM signal sources, isolation drivers U1 to U2, and Schottky diodes D5 to D6; the isolation driver U1 is connected with a normal power supply, one end of the buck-boost sub-circuit and a PWM signal source, and is also connected with an isolation power supply by being reversely connected with the Schottky diode D5; the isolation driver U2 is connected with another normal power supply, the other end of the buck-boost sub-circuit and another PWM signal source, and is also connected with another isolation power supply through a reverse connection Schottky diode D6; when two normal PWM signals exist, the isolation drivers U1 to U2 output two common-ground driving signals and two paths of isolation driving signals so as to drive the MOS tubes Q1 to Q4 to be c |
| format | Patent |
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the isolation driver U1 is connected with a normal power supply, one end of the buck-boost sub-circuit and a PWM signal source, and is also connected with an isolation power supply by being reversely connected with the Schottky diode D5; the isolation driver U2 is connected with another normal power supply, the other end of the buck-boost sub-circuit and another PWM signal source, and is also connected with another isolation power supply through a reverse connection Schottky diode D6; when two normal PWM signals exist, the isolation drivers U1 to U2 output two common-ground driving signals and two paths of isolation driving signals so as to drive the MOS tubes Q1 to Q4 to be c</description><language>chi ; eng</language><subject>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 ; 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the isolation driver U1 is connected with a normal power supply, one end of the buck-boost sub-circuit and a PWM signal source, and is also connected with an isolation power supply by being reversely connected with the Schottky diode D5; the isolation driver U2 is connected with another normal power supply, the other end of the buck-boost sub-circuit and another PWM signal source, and is also connected with another isolation power supply through a reverse connection Schottky diode D6; when two normal PWM signals exist, the isolation drivers U1 to U2 output two common-ground driving signals and two paths of isolation driving signals so as to drive the MOS tubes Q1 to Q4 to be c</description><subject>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</subject><subject>CONTROL OR REGULATION THEREOF</subject><subject>CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER</subject><subject>CONVERSION OR DISTRIBUTION OF ELECTRIC POWER</subject><subject>ELECTRICITY</subject><subject>GENERATION</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2023</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZBALyMgvyS_LzylJzExWyC8oyczNrEot4mFgTUvMKU7lhdLcDEpuriHOHrqpBfnxqcUFicmpeakl8c5-RoaWZuYWxkZGoaHGRCkCABwmIuA</recordid><startdate>20230912</startdate><enddate>20230912</enddate><creator>YANG QUANDONG</creator><creator>CHEN ZHUO</creator><creator>LIN QIANGQIANG</creator><scope>EVB</scope></search><sort><creationdate>20230912</creationdate><title>Photovoltaic optimizer</title><author>YANG QUANDONG ; CHEN ZHUO ; LIN QIANGQIANG</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN219678322UU3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2023</creationdate><topic>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</topic><topic>CONTROL OR REGULATION THEREOF</topic><topic>CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER</topic><topic>CONVERSION OR DISTRIBUTION OF ELECTRIC POWER</topic><topic>ELECTRICITY</topic><topic>GENERATION</topic><toplevel>online_resources</toplevel><creatorcontrib>YANG QUANDONG</creatorcontrib><creatorcontrib>CHEN ZHUO</creatorcontrib><creatorcontrib>LIN QIANGQIANG</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>YANG QUANDONG</au><au>CHEN ZHUO</au><au>LIN QIANGQIANG</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Photovoltaic optimizer</title><date>2023-09-12</date><risdate>2023</risdate><abstract>The utility model provides a photovoltaic optimizer, comprising a four-switch buck-boost circuit, the four-switch buck-boost circuit comprises two normal power supplies, two isolation power supplies, a buck-boost sub-circuit composed of MOS tubes Q1 to Q4, two PWM signal sources, isolation drivers U1 to U2, and Schottky diodes D5 to D6; the isolation driver U1 is connected with a normal power supply, one end of the buck-boost sub-circuit and a PWM signal source, and is also connected with an isolation power supply by being reversely connected with the Schottky diode D5; the isolation driver U2 is connected with another normal power supply, the other end of the buck-boost sub-circuit and another PWM signal source, and is also connected with another isolation power supply through a reverse connection Schottky diode D6; when two normal PWM signals exist, the isolation drivers U1 to U2 output two common-ground driving signals and two paths of isolation driving signals so as to drive the MOS tubes Q1 to Q4 to be c</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
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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 | Photovoltaic optimizer |
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