Mains supply fault detection circuit and mains supply fault detection method and protective power supply emergency power supply system

The invention provides a mains supply fault detection circuit. The mains supply fault detection circuit comprises a capacitor, a first resistor, a first comparator, a second comparator, a signal generator, two diodes and a second resistor, wherein one end of the capacitor is connected with a mains s...

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Hauptverfasser:	XIN PINGYE, WU QIONG, WU HENG, CHEN YAORONG, NING YU, WU GUOPEI, YANG ZHONGLIANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY GENERATION SYSTEMS FOR STORING ELECTRIC ENERGY
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creator	XIN PINGYE WU QIONG WU HENG CHEN YAORONG NING YU WU GUOPEI YANG ZHONGLIANG
description	The invention provides a mains supply fault detection circuit. The mains supply fault detection circuit comprises a capacitor, a first resistor, a first comparator, a second comparator, a signal generator, two diodes and a second resistor, wherein one end of the capacitor is connected with a mains supply, the other end of the capacitor is connected with the ground through the first resistor, a positive electrode input end of the first comparator and a negative electrode input end of the second comparator are connected between wires of the capacitor and the first resistor, a negative electrode input end of the first comparator and a positive electrode input end of the second comparator are connected with the signal generator, an output end of the first comparator is connected with the positive electrode of one diode, an output end of the second comparator is connected with the positive electrode of the other diode, and the negative electrodes of the two diodes are commonly connected with the ground through the
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The mains supply fault detection circuit comprises a capacitor, a first resistor, a first comparator, a second comparator, a signal generator, two diodes and a second resistor, wherein one end of the capacitor is connected with a mains supply, the other end of the capacitor is connected with the ground through the first resistor, a positive electrode input end of the first comparator and a negative electrode input end of the second comparator are connected between wires of the capacitor and the first resistor, a negative electrode input end of the first comparator and a positive electrode input end of the second comparator are connected with the signal generator, an output end of the first comparator is connected with the positive electrode of one diode, an output end of the second comparator is connected with the positive electrode of the other diode, and the negative electrodes of the two diodes are commonly connected with the ground through the</description><language>chi ; eng</language><subject>CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER ; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ; ELECTRICITY ; GENERATION ; SYSTEMS FOR STORING ELECTRIC ENERGY</subject><creationdate>2013</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=20130410&DB=EPODOC&CC=CN&NR=103036307A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25563,76318</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20130410&DB=EPODOC&CC=CN&NR=103036307A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>XIN PINGYE</creatorcontrib><creatorcontrib>WU QIONG</creatorcontrib><creatorcontrib>WU HENG</creatorcontrib><creatorcontrib>CHEN YAORONG</creatorcontrib><creatorcontrib>NING YU</creatorcontrib><creatorcontrib>WU GUOPEI</creatorcontrib><creatorcontrib>YANG ZHONGLIANG</creatorcontrib><title>Mains supply fault detection circuit and mains supply fault detection method and protective power supply emergency power supply system</title><description>The invention provides a mains supply fault detection circuit. The mains supply fault detection circuit comprises a capacitor, a first resistor, a first comparator, a second comparator, a signal generator, two diodes and a second resistor, wherein one end of the capacitor is connected with a mains supply, the other end of the capacitor is connected with the ground through the first resistor, a positive electrode input end of the first comparator and a negative electrode input end of the second comparator are connected between wires of the capacitor and the first resistor, a negative electrode input end of the first comparator and a positive electrode input end of the second comparator are connected with the signal generator, an output end of the first comparator is connected with the positive electrode of one diode, an output end of the second comparator is connected with the positive electrode of the other diode, and the negative electrodes of the two diodes are commonly connected with the ground through the</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>2013</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNyzsKwkAUheE0FqLu4boAITKgtQTFRiv7MExOdGBezL2jZAOuWwha2IjVgZ_vTKvnSdvAxCUlN1CvixPqIDBiYyBjsylWSIeO_C_oIbfYjS7lONY7KMUH8ucCj3xFMMN35oEFfl5Neu0Yi_fOquVhf2mOK6TYgpM2CJC2Oa9rVauNqrc79Y95AfSQTPI</recordid><startdate>20130410</startdate><enddate>20130410</enddate><creator>XIN PINGYE</creator><creator>WU QIONG</creator><creator>WU HENG</creator><creator>CHEN YAORONG</creator><creator>NING YU</creator><creator>WU GUOPEI</creator><creator>YANG ZHONGLIANG</creator><scope>EVB</scope></search><sort><creationdate>20130410</creationdate><title>Mains supply fault detection circuit and mains supply fault detection method and protective power supply emergency power supply system</title><author>XIN PINGYE ; WU QIONG ; WU HENG ; CHEN YAORONG ; NING YU ; WU GUOPEI ; YANG ZHONGLIANG</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN103036307A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2013</creationdate><topic>CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER</topic><topic>CONVERSION OR DISTRIBUTION OF ELECTRIC POWER</topic><topic>ELECTRICITY</topic><topic>GENERATION</topic><topic>SYSTEMS FOR STORING ELECTRIC ENERGY</topic><toplevel>online_resources</toplevel><creatorcontrib>XIN PINGYE</creatorcontrib><creatorcontrib>WU QIONG</creatorcontrib><creatorcontrib>WU HENG</creatorcontrib><creatorcontrib>CHEN YAORONG</creatorcontrib><creatorcontrib>NING YU</creatorcontrib><creatorcontrib>WU GUOPEI</creatorcontrib><creatorcontrib>YANG ZHONGLIANG</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>XIN PINGYE</au><au>WU QIONG</au><au>WU HENG</au><au>CHEN YAORONG</au><au>NING YU</au><au>WU GUOPEI</au><au>YANG ZHONGLIANG</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Mains supply fault detection circuit and mains supply fault detection method and protective power supply emergency power supply system</title><date>2013-04-10</date><risdate>2013</risdate><abstract>The invention provides a mains supply fault detection circuit. The mains supply fault detection circuit comprises a capacitor, a first resistor, a first comparator, a second comparator, a signal generator, two diodes and a second resistor, wherein one end of the capacitor is connected with a mains supply, the other end of the capacitor is connected with the ground through the first resistor, a positive electrode input end of the first comparator and a negative electrode input end of the second comparator are connected between wires of the capacitor and the first resistor, a negative electrode input end of the first comparator and a positive electrode input end of the second comparator are connected with the signal generator, an output end of the first comparator is connected with the positive electrode of one diode, an output end of the second comparator is connected with the positive electrode of the other diode, and the negative electrodes of the two diodes are commonly connected with the ground through the</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	Mains supply fault detection circuit and mains supply fault detection method and protective power supply emergency power supply system
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