On-line detection device for closing time of steam turbine valve
The utility model discloses a steam turbine valve closing time on-line detection device which comprises an on-line waveform recorder and a signal input wiring terminal, the on-line waveform recorder records collected signal data in real time and generates a waveform file, and meanwhile, the waveform...
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| creator | JIA MINGXIANG WEN HUAIZHOU LIU HUAN REN ZHIWEN LIU YUJIA CUI LAIJIAN WANG BANGXING ZHANG JING XU NANNAN LIU XIAOGUO WANG DONGPEI FENG MING YANG TAO JIN HU |
| description | The utility model discloses a steam turbine valve closing time on-line detection device which comprises an on-line waveform recorder and a signal input wiring terminal, the on-line waveform recorder records collected signal data in real time and generates a waveform file, and meanwhile, the waveform data is sent to a plant-level monitoring information system through a network interface; the signal input wiring terminal collects a steam turbine tripping instruction signal and a steam turbine valve position feedback signal in real time and sends the collected signals and the collection time to the online waveform recorder. According to the utility model, a high-precision on-line data acquisition technology is adopted, a steam turbine tripping signal of steam turbine valve closing time, a fed-back valve opening and closing signal and a valve opening analog quantity signal are acquired in real time, the signals are automatically recorded, an electronic record is formed, and the electronic record is reported to a |
| format | Patent |
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According to the utility model, a high-precision on-line data acquisition technology is adopted, a steam turbine tripping signal of steam turbine valve closing time, a fed-back valve opening and closing signal and a valve opening analog quantity signal are acquired in real time, the signals are automatically recorded, an electronic record is formed, and the electronic record is reported to a</description><language>chi ; eng</language><subject>BLASTING ; ENGINE PLANTS IN GENERAL ; HEATING ; LIGHTING ; MACHINES OR ENGINES IN GENERAL ; MECHANICAL ENGINEERING ; NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES ; STEAM ENGINES ; WEAPONS</subject><creationdate>2021</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=20211119&DB=EPODOC&CC=CN&NR=214787566U$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25563,76318</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20211119&DB=EPODOC&CC=CN&NR=214787566U$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>JIA MINGXIANG</creatorcontrib><creatorcontrib>WEN HUAIZHOU</creatorcontrib><creatorcontrib>LIU HUAN</creatorcontrib><creatorcontrib>REN ZHIWEN</creatorcontrib><creatorcontrib>LIU YUJIA</creatorcontrib><creatorcontrib>CUI LAIJIAN</creatorcontrib><creatorcontrib>WANG BANGXING</creatorcontrib><creatorcontrib>ZHANG JING</creatorcontrib><creatorcontrib>XU NANNAN</creatorcontrib><creatorcontrib>LIU XIAOGUO</creatorcontrib><creatorcontrib>WANG DONGPEI</creatorcontrib><creatorcontrib>FENG MING</creatorcontrib><creatorcontrib>YANG TAO</creatorcontrib><creatorcontrib>JIN HU</creatorcontrib><title>On-line detection device for closing time of steam turbine valve</title><description>The utility model discloses a steam turbine valve closing time on-line detection device which comprises an on-line waveform recorder and a signal input wiring terminal, the on-line waveform recorder records collected signal data in real time and generates a waveform file, and meanwhile, the waveform data is sent to a plant-level monitoring information system through a network interface; the signal input wiring terminal collects a steam turbine tripping instruction signal and a steam turbine valve position feedback signal in real time and sends the collected signals and the collection time to the online waveform recorder. 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| subjects | BLASTING ENGINE PLANTS IN GENERAL HEATING LIGHTING MACHINES OR ENGINES IN GENERAL MECHANICAL ENGINEERING NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES STEAM ENGINES WEAPONS |
| title | On-line detection device for closing time of steam turbine valve |
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