MOTOR CONTROLLER, IMAGE FORMING DEVICE AND MOTOR CONTROL METHOD
PROBLEM TO BE SOLVED: To more accurately determine a failure of a DC motor.SOLUTION: A motor controller 1 comprises: an H bridge circuit 5 constructed by switching elements Q1 to Q4 and a DC motor 10; an electric power supply 24V supplying a power to the H bridge circuit 5 through a relay RL1; a cur...
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| creator | SHIRAI KAZUHIRO |
| description | PROBLEM TO BE SOLVED: To more accurately determine a failure of a DC motor.SOLUTION: A motor controller 1 comprises: an H bridge circuit 5 constructed by switching elements Q1 to Q4 and a DC motor 10; an electric power supply 24V supplying a power to the H bridge circuit 5 through a relay RL1; a current detection circuit 7 which detects whether or not a current flowing in the H bridge circuit 5 exceeds a reference current; a voltage detection circuit 9 (temperature detection circuit) which detects whether or not the temperature of switching elements Q1 to Q4 exceeds the reference temperature; and a control part 8 which, in accordance with the operation state of the DC motor 10, turns off a relay RL1 in the case where a detection result of the current detection circuit 7 or/and the voltage detection circuit 9 (temperature detection circuit) indicate an abnormal state of the DC motor 10.SELECTED DRAWING: Figure 1
【課題】ＤＣモータの異常をより正確に判断する。【解決手段】モータ制御装置１は、スイッチング素子Ｑ１乃至スイッチング素子Ｑ４とＤＣモータ１０により構成されたＨブリッジ回路５と、Ｈブリッジ回路５へリレーＲＬ１を介して電力を供給する電源２４Ｖと、Ｈブリッジ回路５を流れる電流が基準電流を超えるか否かを検出する電流検出回路７と、スイッチング素子Ｑ１乃至スイッチング素子Ｑ４の温度が基準温度を超えるか否かを検出する電圧検出回路９（温度検出回路）と、を備え、ＤＣモータ１０の動作状態に応じて、電流検出回路７の検出結果、又は／及び電圧検出回路９（温度検出回路）の検出結果が、ＤＣモータ１０の異常状態を表す場合にリレーＲＬ１をオフする制御部８と、を備える。【選択図】図１ |
| format | Patent |
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【課題】ＤＣモータの異常をより正確に判断する。【解決手段】モータ制御装置１は、スイッチング素子Ｑ１乃至スイッチング素子Ｑ４とＤＣモータ１０により構成されたＨブリッジ回路５と、Ｈブリッジ回路５へリレーＲＬ１を介して電力を供給する電源２４Ｖと、Ｈブリッジ回路５を流れる電流が基準電流を超えるか否かを検出する電流検出回路７と、スイッチング素子Ｑ１乃至スイッチング素子Ｑ４の温度が基準温度を超えるか否かを検出する電圧検出回路９（温度検出回路）と、を備え、ＤＣモータ１０の動作状態に応じて、電流検出回路７の検出結果、又は／及び電圧検出回路９（温度検出回路）の検出結果が、ＤＣモータ１０の異常状態を表す場合にリレーＲＬ１をオフする制御部８と、を備える。【選択図】図１</description><language>eng ; jpn</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 OF ELECTRIC MOTORS, ELECTRIC GENERATORSOR DYNAMO-ELECTRIC CONVERTERS ; CONTROL OR REGULATION THEREOF ; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS ; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER ; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ; ELECTRICITY ; GENERATION</subject><creationdate>2016</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=20161215&DB=EPODOC&CC=JP&NR=2016214002A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,777,882,25545,76296</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20161215&DB=EPODOC&CC=JP&NR=2016214002A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>SHIRAI KAZUHIRO</creatorcontrib><title>MOTOR CONTROLLER, IMAGE FORMING DEVICE AND MOTOR CONTROL METHOD</title><description>PROBLEM TO BE SOLVED: To more accurately determine a failure of a DC motor.SOLUTION: A motor controller 1 comprises: an H bridge circuit 5 constructed by switching elements Q1 to Q4 and a DC motor 10; an electric power supply 24V supplying a power to the H bridge circuit 5 through a relay RL1; a current detection circuit 7 which detects whether or not a current flowing in the H bridge circuit 5 exceeds a reference current; a voltage detection circuit 9 (temperature detection circuit) which detects whether or not the temperature of switching elements Q1 to Q4 exceeds the reference temperature; and a control part 8 which, in accordance with the operation state of the DC motor 10, turns off a relay RL1 in the case where a detection result of the current detection circuit 7 or/and the voltage detection circuit 9 (temperature detection circuit) indicate an abnormal state of the DC motor 10.SELECTED DRAWING: Figure 1
【課題】ＤＣモータの異常をより正確に判断する。【解決手段】モータ制御装置１は、スイッチング素子Ｑ１乃至スイッチング素子Ｑ４とＤＣモータ１０により構成されたＨブリッジ回路５と、Ｈブリッジ回路５へリレーＲＬ１を介して電力を供給する電源２４Ｖと、Ｈブリッジ回路５を流れる電流が基準電流を超えるか否かを検出する電流検出回路７と、スイッチング素子Ｑ１乃至スイッチング素子Ｑ４の温度が基準温度を超えるか否かを検出する電圧検出回路９（温度検出回路）と、を備え、ＤＣモータ１０の動作状態に応じて、電流検出回路７の検出結果、又は／及び電圧検出回路９（温度検出回路）の検出結果が、ＤＣモータ１０の異常状態を表す場合にリレーＲＬ１をオフする制御部８と、を備える。【選択図】図１</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 OF ELECTRIC MOTORS, ELECTRIC GENERATORSOR DYNAMO-ELECTRIC CONVERTERS</subject><subject>CONTROL OR REGULATION THEREOF</subject><subject>CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS</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>2016</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZLD39Q_xD1Jw9vcLCfL38XEN0lHw9HV0d1Vw8w_y9fRzV3BxDfN0dlVw9HNRQFGq4Osa4uHvwsPAmpaYU5zKC6W5GZTcXEOcPXRTC_LjU4sLEpNT81JL4r0CjAwMzYwMTQwMjByNiVIEAM7EKqo</recordid><startdate>20161215</startdate><enddate>20161215</enddate><creator>SHIRAI KAZUHIRO</creator><scope>EVB</scope></search><sort><creationdate>20161215</creationdate><title>MOTOR CONTROLLER, IMAGE FORMING DEVICE AND MOTOR CONTROL METHOD</title><author>SHIRAI KAZUHIRO</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_JP2016214002A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; jpn</language><creationdate>2016</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 OF ELECTRIC MOTORS, ELECTRIC GENERATORSOR DYNAMO-ELECTRIC CONVERTERS</topic><topic>CONTROL OR REGULATION THEREOF</topic><topic>CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS</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>SHIRAI KAZUHIRO</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>SHIRAI KAZUHIRO</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>MOTOR CONTROLLER, IMAGE FORMING DEVICE AND MOTOR CONTROL METHOD</title><date>2016-12-15</date><risdate>2016</risdate><abstract>PROBLEM TO BE SOLVED: To more accurately determine a failure of a DC motor.SOLUTION: A motor controller 1 comprises: an H bridge circuit 5 constructed by switching elements Q1 to Q4 and a DC motor 10; an electric power supply 24V supplying a power to the H bridge circuit 5 through a relay RL1; a current detection circuit 7 which detects whether or not a current flowing in the H bridge circuit 5 exceeds a reference current; a voltage detection circuit 9 (temperature detection circuit) which detects whether or not the temperature of switching elements Q1 to Q4 exceeds the reference temperature; and a control part 8 which, in accordance with the operation state of the DC motor 10, turns off a relay RL1 in the case where a detection result of the current detection circuit 7 or/and the voltage detection circuit 9 (temperature detection circuit) indicate an abnormal state of the DC motor 10.SELECTED DRAWING: Figure 1
【課題】ＤＣモータの異常をより正確に判断する。【解決手段】モータ制御装置１は、スイッチング素子Ｑ１乃至スイッチング素子Ｑ４とＤＣモータ１０により構成されたＨブリッジ回路５と、Ｈブリッジ回路５へリレーＲＬ１を介して電力を供給する電源２４Ｖと、Ｈブリッジ回路５を流れる電流が基準電流を超えるか否かを検出する電流検出回路７と、スイッチング素子Ｑ１乃至スイッチング素子Ｑ４の温度が基準温度を超えるか否かを検出する電圧検出回路９（温度検出回路）と、を備え、ＤＣモータ１０の動作状態に応じて、電流検出回路７の検出結果、又は／及び電圧検出回路９（温度検出回路）の検出結果が、ＤＣモータ１０の異常状態を表す場合にリレーＲＬ１をオフする制御部８と、を備える。【選択図】図１</abstract><oa>free_for_read</oa></addata></record> |
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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 OF ELECTRIC MOTORS, ELECTRIC GENERATORSOR DYNAMO-ELECTRIC CONVERTERS CONTROL OR REGULATION THEREOF CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY GENERATION |
| title | MOTOR CONTROLLER, IMAGE FORMING DEVICE AND MOTOR CONTROL METHOD |
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