POWER SUPPLY CONTROL DEVICE, WELDING DETECTION METHOD AND RELAY WELDING DETECTION DEVICE
To provide a power supply control device, a welding detection method and a relay welding detection device each capable of reliably detecting presence or absence of welding in each of a plurality of relays in a device having the plurality of relays.SOLUTION: A power supply control device includes: a...
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| creator | MASAI SHIGEO MATSUKAWA KOJI NAKAZAWA TAKASHI |
| description | To provide a power supply control device, a welding detection method and a relay welding detection device each capable of reliably detecting presence or absence of welding in each of a plurality of relays in a device having the plurality of relays.SOLUTION: A power supply control device includes: a DC power supply having a first terminal and a second terminal; a first relay mounted on first wiring connecting the first terminal and loading; a second relay mounted on second wiring connecting the second terminal and the loading; a first resistor one end of which is connected to the first relay on the loading side, and the other end of which is connected to a ground in the first wiring; a second resistor one end of which is connected to the second relay on the loading side and the other end of which is connected to the ground in the second wiring; a voltage generation part generating voltage; a first resistance array connected with a part between the first terminal of the DC power supply and the voltage generation part; and a relay welding detection part detecting an electric potential at a connection point of two resistors on the first resistance array, and detecting presence or absence of welding of the first relay and the second relay.SELECTED DRAWING: Figure 1
【課題】複数のリレーを有する装置において、各リレーにおける溶着の有無を確実に検出することが可能な電源制御装置、溶着検出方法およびリレー溶着検出装置を提供する。【解決手段】電源制御装置は、第１端子および第２端子を有する直流電源と、第１端子と前記負荷とを繋ぐ第１配線上に設けられた第１リレーと、第２端子と負荷とを繋ぐ第２配線上に設けられた第２リレーと、第１配線における、第１リレーに対して負荷側に一端が接続され、他端がグランドに接続される第１抵抗と、第２配線における、第２リレーに対して負荷側に一端が接続され、他端がグランドに接続される第２抵抗と、電圧を発生させる電圧発生部と、直流電源の第１端子と電圧発生部との間に接続された第１抵抗列と、第１抵抗列における２つの抵抗の接続点における電位を検出して、第１リレーおよび第２リレーの溶着の有無を検出するリレー溶着検出部と、を備える。【選択図】図１ |
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【課題】複数のリレーを有する装置において、各リレーにおける溶着の有無を確実に検出することが可能な電源制御装置、溶着検出方法およびリレー溶着検出装置を提供する。【解決手段】電源制御装置は、第１端子および第２端子を有する直流電源と、第１端子と前記負荷とを繋ぐ第１配線上に設けられた第１リレーと、第２端子と負荷とを繋ぐ第２配線上に設けられた第２リレーと、第１配線における、第１リレーに対して負荷側に一端が接続され、他端がグランドに接続される第１抵抗と、第２配線における、第２リレーに対して負荷側に一端が接続され、他端がグランドに接続される第２抵抗と、電圧を発生させる電圧発生部と、直流電源の第１端子と電圧発生部との間に接続された第１抵抗列と、第１抵抗列における２つの抵抗の接続点における電位を検出して、第１リレーおよび第２リレーの溶着の有無を検出するリレー溶着検出部と、を備える。【選択図】図１</description><language>eng ; jpn</language><subject>CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ; ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLEDVEHICLES ; ELECTRICITY ; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL ; EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS ; GENERATION ; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES ; MEASURING ; MEASURING ELECTRIC VARIABLES ; MEASURING MAGNETIC VARIABLES ; PERFORMING OPERATIONS ; PHYSICS ; TESTING ; TRANSPORTING ; VEHICLES IN GENERAL</subject><creationdate>2018</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=20181206&DB=EPODOC&CC=JP&NR=2018196285A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76289</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20181206&DB=EPODOC&CC=JP&NR=2018196285A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>MASAI SHIGEO</creatorcontrib><creatorcontrib>MATSUKAWA KOJI</creatorcontrib><creatorcontrib>NAKAZAWA TAKASHI</creatorcontrib><title>POWER SUPPLY CONTROL DEVICE, WELDING DETECTION METHOD AND RELAY WELDING DETECTION DEVICE</title><description>To provide a power supply control device, a welding detection method and a relay welding detection device each capable of reliably detecting presence or absence of welding in each of a plurality of relays in a device having the plurality of relays.SOLUTION: A power supply control device includes: a DC power supply having a first terminal and a second terminal; a first relay mounted on first wiring connecting the first terminal and loading; a second relay mounted on second wiring connecting the second terminal and the loading; a first resistor one end of which is connected to the first relay on the loading side, and the other end of which is connected to a ground in the first wiring; a second resistor one end of which is connected to the second relay on the loading side and the other end of which is connected to the ground in the second wiring; a voltage generation part generating voltage; a first resistance array connected with a part between the first terminal of the DC power supply and the voltage generation part; and a relay welding detection part detecting an electric potential at a connection point of two resistors on the first resistance array, and detecting presence or absence of welding of the first relay and the second relay.SELECTED DRAWING: Figure 1
【課題】複数のリレーを有する装置において、各リレーにおける溶着の有無を確実に検出することが可能な電源制御装置、溶着検出方法およびリレー溶着検出装置を提供する。【解決手段】電源制御装置は、第１端子および第２端子を有する直流電源と、第１端子と前記負荷とを繋ぐ第１配線上に設けられた第１リレーと、第２端子と負荷とを繋ぐ第２配線上に設けられた第２リレーと、第１配線における、第１リレーに対して負荷側に一端が接続され、他端がグランドに接続される第１抵抗と、第２配線における、第２リレーに対して負荷側に一端が接続され、他端がグランドに接続される第２抵抗と、電圧を発生させる電圧発生部と、直流電源の第１端子と電圧発生部との間に接続された第１抵抗列と、第１抵抗列における２つの抵抗の接続点における電位を検出して、第１リレーおよび第２リレーの溶着の有無を検出するリレー溶着検出部と、を備える。【選択図】図１</description><subject>CONVERSION OR DISTRIBUTION OF ELECTRIC POWER</subject><subject>ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLEDVEHICLES</subject><subject>ELECTRICITY</subject><subject>ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL</subject><subject>EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS</subject><subject>GENERATION</subject><subject>MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES</subject><subject>MEASURING</subject><subject>MEASURING ELECTRIC VARIABLES</subject><subject>MEASURING MAGNETIC VARIABLES</subject><subject>PERFORMING OPERATIONS</subject><subject>PHYSICS</subject><subject>TESTING</subject><subject>TRANSPORTING</subject><subject>VEHICLES IN GENERAL</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2018</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZIgI8A93DVIIDg0I8IlUcPb3Cwny91FwcQ3zdHbVUQh39XHx9HMH8kNcnUM8_f0UfF1DPPxdFBz9XBSCXH0cI7EogWjmYWBNS8wpTuWF0twMSm6uIc4euqkF-fGpxQWJyal5qSXxXgFGBoYWhpZmRhamjsZEKQIAVmExsQ</recordid><startdate>20181206</startdate><enddate>20181206</enddate><creator>MASAI SHIGEO</creator><creator>MATSUKAWA KOJI</creator><creator>NAKAZAWA TAKASHI</creator><scope>EVB</scope></search><sort><creationdate>20181206</creationdate><title>POWER SUPPLY CONTROL DEVICE, WELDING DETECTION METHOD AND RELAY WELDING DETECTION DEVICE</title><author>MASAI SHIGEO ; MATSUKAWA KOJI ; NAKAZAWA TAKASHI</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_JP2018196285A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; jpn</language><creationdate>2018</creationdate><topic>CONVERSION OR DISTRIBUTION OF ELECTRIC POWER</topic><topic>ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLEDVEHICLES</topic><topic>ELECTRICITY</topic><topic>ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL</topic><topic>EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS</topic><topic>GENERATION</topic><topic>MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES</topic><topic>MEASURING</topic><topic>MEASURING ELECTRIC VARIABLES</topic><topic>MEASURING MAGNETIC VARIABLES</topic><topic>PERFORMING OPERATIONS</topic><topic>PHYSICS</topic><topic>TESTING</topic><topic>TRANSPORTING</topic><topic>VEHICLES IN GENERAL</topic><toplevel>online_resources</toplevel><creatorcontrib>MASAI SHIGEO</creatorcontrib><creatorcontrib>MATSUKAWA KOJI</creatorcontrib><creatorcontrib>NAKAZAWA TAKASHI</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>MASAI SHIGEO</au><au>MATSUKAWA KOJI</au><au>NAKAZAWA TAKASHI</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>POWER SUPPLY CONTROL DEVICE, WELDING DETECTION METHOD AND RELAY WELDING DETECTION DEVICE</title><date>2018-12-06</date><risdate>2018</risdate><abstract>To provide a power supply control device, a welding detection method and a relay welding detection device each capable of reliably detecting presence or absence of welding in each of a plurality of relays in a device having the plurality of relays.SOLUTION: A power supply control device includes: a DC power supply having a first terminal and a second terminal; a first relay mounted on first wiring connecting the first terminal and loading; a second relay mounted on second wiring connecting the second terminal and the loading; a first resistor one end of which is connected to the first relay on the loading side, and the other end of which is connected to a ground in the first wiring; a second resistor one end of which is connected to the second relay on the loading side and the other end of which is connected to the ground in the second wiring; a voltage generation part generating voltage; a first resistance array connected with a part between the first terminal of the DC power supply and the voltage generation part; and a relay welding detection part detecting an electric potential at a connection point of two resistors on the first resistance array, and detecting presence or absence of welding of the first relay and the second relay.SELECTED DRAWING: Figure 1
【課題】複数のリレーを有する装置において、各リレーにおける溶着の有無を確実に検出することが可能な電源制御装置、溶着検出方法およびリレー溶着検出装置を提供する。【解決手段】電源制御装置は、第１端子および第２端子を有する直流電源と、第１端子と前記負荷とを繋ぐ第１配線上に設けられた第１リレーと、第２端子と負荷とを繋ぐ第２配線上に設けられた第２リレーと、第１配線における、第１リレーに対して負荷側に一端が接続され、他端がグランドに接続される第１抵抗と、第２配線における、第２リレーに対して負荷側に一端が接続され、他端がグランドに接続される第２抵抗と、電圧を発生させる電圧発生部と、直流電源の第１端子と電圧発生部との間に接続された第１抵抗列と、第１抵抗列における２つの抵抗の接続点における電位を検出して、第１リレーおよび第２リレーの溶着の有無を検出するリレー溶着検出部と、を備える。【選択図】図１</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLEDVEHICLES ELECTRICITY ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS GENERATION MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES MEASURING MEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES PERFORMING OPERATIONS PHYSICS TESTING TRANSPORTING VEHICLES IN GENERAL |
| title | POWER SUPPLY CONTROL DEVICE, WELDING DETECTION METHOD AND RELAY WELDING DETECTION DEVICE |
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