NEUTRON MEASUREMENT APPARATUS, NEUTRON CALCULATION APPARATUS, AND NEUTRON MEASUREMENT METHOD
PROBLEM TO BE SOLVED: To measure neutrons after making measurements by a neutron detector and a gamma ray detector separately.SOLUTION: According to an embodiment, a neutron measurement apparatus 100 has: a neutron detector 1; a gamma ray detector 2; a neutron detector signal processing unit 10 whic...
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| creator | ITO DAIJIRO KONO SHIGEHIRO |
| description | PROBLEM TO BE SOLVED: To measure neutrons after making measurements by a neutron detector and a gamma ray detector separately.SOLUTION: According to an embodiment, a neutron measurement apparatus 100 has: a neutron detector 1; a gamma ray detector 2; a neutron detector signal processing unit 10 which receives signals from the neutron detector 1 in sequence, performs Fourier transform on signals received for a predetermined period to generate neutron detector signal frequency data in the frequency domain, calculates a neutron detection signal power spectrum, and stores it; a gamma-ray detector signal processing unit 20 which receives signals from the gamma ray detector 2 in sequence, performs Fourier transform on signals received for a predetermined period to generate gamma ray detector signal frequency data in the frequency domain, calculates gamma ray detector signal power spectrum, and stores it; and a neutron calculation processing unit 30 which generates a neutron signal by removing a contribution equivalent to the gamma ray detector signal power spectrum from the neutron detector signal power spectrum.SELECTED DRAWING: Figure 1
【課題】中性子検出器とガンマ線検出器により別々に測定した後に、中性子を測定する。【解決手段】実施形態によれば、中性子測定装置１００は、中性子検出器１と、ガンマ線検出器２と、中性子検出器１からの信号を順次受け、所定期間の信号をフーリエ変換し周波数領域の中性子検出器信号周波数データを算出し中性子検出器信号パワースペクトルを演算して記憶する中性子検出器信号処理部１０と、ガンマ線検出器２からの信号を順次受け、所定期間の信号をフーリエ変換し周波数領域のガンマ線検出器信号周波数データを算出しガンマ線検出器信号パワースペクトルを演算して記憶するガンマ線検出器信号処理部２０と、中性子検出器信号パワースペクトルとガンマ線検出器信号パワースペクトルとに基づいて中性子検出器信号パワースペクトルからガンマ線検出器信号パワースペクトルに相当する寄与分を取り除き、中性子信号を算出する中性子演算処理部３０とを有する。【選択図】図１ |
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| fullrecord | <record><control><sourceid>epo_EVB</sourceid><recordid>TN_cdi_epo_espacenet_JP2017026595A</recordid><sourceformat>XML</sourceformat><sourcesystem>PC</sourcesystem><sourcerecordid>JP2017026595A</sourcerecordid><originalsourceid>FETCH-epo_espacenet_JP2017026595A3</originalsourceid><addsrcrecordid>eNrjZIjxcw0NCfL3U_B1dQwODXL1dfULUXAMCHAMcgwJDdZRgEk7O_o4h_o4hngC2UjSjn4uCthM8HUN8fB34WFgTUvMKU7lhdLcDEpuriHOHrqpBfnxqcUFicmpeakl8V4BRgaG5gZGZqaWpo7GRCkCAHQyM2s</addsrcrecordid><sourcetype>Open Access Repository</sourcetype><iscdi>true</iscdi><recordtype>patent</recordtype></control><display><type>patent</type><title>NEUTRON MEASUREMENT APPARATUS, NEUTRON CALCULATION APPARATUS, AND NEUTRON MEASUREMENT METHOD</title><source>esp@cenet</source><creator>ITO DAIJIRO ; KONO SHIGEHIRO</creator><creatorcontrib>ITO DAIJIRO ; KONO SHIGEHIRO</creatorcontrib><description>PROBLEM TO BE SOLVED: To measure neutrons after making measurements by a neutron detector and a gamma ray detector separately.SOLUTION: According to an embodiment, a neutron measurement apparatus 100 has: a neutron detector 1; a gamma ray detector 2; a neutron detector signal processing unit 10 which receives signals from the neutron detector 1 in sequence, performs Fourier transform on signals received for a predetermined period to generate neutron detector signal frequency data in the frequency domain, calculates a neutron detection signal power spectrum, and stores it; a gamma-ray detector signal processing unit 20 which receives signals from the gamma ray detector 2 in sequence, performs Fourier transform on signals received for a predetermined period to generate gamma ray detector signal frequency data in the frequency domain, calculates gamma ray detector signal power spectrum, and stores it; and a neutron calculation processing unit 30 which generates a neutron signal by removing a contribution equivalent to the gamma ray detector signal power spectrum from the neutron detector signal power spectrum.SELECTED DRAWING: Figure 1
【課題】中性子検出器とガンマ線検出器により別々に測定した後に、中性子を測定する。【解決手段】実施形態によれば、中性子測定装置１００は、中性子検出器１と、ガンマ線検出器２と、中性子検出器１からの信号を順次受け、所定期間の信号をフーリエ変換し周波数領域の中性子検出器信号周波数データを算出し中性子検出器信号パワースペクトルを演算して記憶する中性子検出器信号処理部１０と、ガンマ線検出器２からの信号を順次受け、所定期間の信号をフーリエ変換し周波数領域のガンマ線検出器信号周波数データを算出しガンマ線検出器信号パワースペクトルを演算して記憶するガンマ線検出器信号処理部２０と、中性子検出器信号パワースペクトルとガンマ線検出器信号パワースペクトルとに基づいて中性子検出器信号パワースペクトルからガンマ線検出器信号パワースペクトルに相当する寄与分を取り除き、中性子信号を算出する中性子演算処理部３０とを有する。【選択図】図１</description><language>eng ; jpn</language><subject>MEASUREMENT OF NUCLEAR OR X-RADIATION ; MEASURING ; NUCLEAR ENGINEERING ; NUCLEAR PHYSICS ; NUCLEAR REACTORS ; PHYSICS ; TESTING</subject><creationdate>2017</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=20170202&DB=EPODOC&CC=JP&NR=2017026595A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20170202&DB=EPODOC&CC=JP&NR=2017026595A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>ITO DAIJIRO</creatorcontrib><creatorcontrib>KONO SHIGEHIRO</creatorcontrib><title>NEUTRON MEASUREMENT APPARATUS, NEUTRON CALCULATION APPARATUS, AND NEUTRON MEASUREMENT METHOD</title><description>PROBLEM TO BE SOLVED: To measure neutrons after making measurements by a neutron detector and a gamma ray detector separately.SOLUTION: According to an embodiment, a neutron measurement apparatus 100 has: a neutron detector 1; a gamma ray detector 2; a neutron detector signal processing unit 10 which receives signals from the neutron detector 1 in sequence, performs Fourier transform on signals received for a predetermined period to generate neutron detector signal frequency data in the frequency domain, calculates a neutron detection signal power spectrum, and stores it; a gamma-ray detector signal processing unit 20 which receives signals from the gamma ray detector 2 in sequence, performs Fourier transform on signals received for a predetermined period to generate gamma ray detector signal frequency data in the frequency domain, calculates gamma ray detector signal power spectrum, and stores it; and a neutron calculation processing unit 30 which generates a neutron signal by removing a contribution equivalent to the gamma ray detector signal power spectrum from the neutron detector signal power spectrum.SELECTED DRAWING: Figure 1
【課題】中性子検出器とガンマ線検出器により別々に測定した後に、中性子を測定する。【解決手段】実施形態によれば、中性子測定装置１００は、中性子検出器１と、ガンマ線検出器２と、中性子検出器１からの信号を順次受け、所定期間の信号をフーリエ変換し周波数領域の中性子検出器信号周波数データを算出し中性子検出器信号パワースペクトルを演算して記憶する中性子検出器信号処理部１０と、ガンマ線検出器２からの信号を順次受け、所定期間の信号をフーリエ変換し周波数領域のガンマ線検出器信号周波数データを算出しガンマ線検出器信号パワースペクトルを演算して記憶するガンマ線検出器信号処理部２０と、中性子検出器信号パワースペクトルとガンマ線検出器信号パワースペクトルとに基づいて中性子検出器信号パワースペクトルからガンマ線検出器信号パワースペクトルに相当する寄与分を取り除き、中性子信号を算出する中性子演算処理部３０とを有する。【選択図】図１</description><subject>MEASUREMENT OF NUCLEAR OR X-RADIATION</subject><subject>MEASURING</subject><subject>NUCLEAR ENGINEERING</subject><subject>NUCLEAR PHYSICS</subject><subject>NUCLEAR REACTORS</subject><subject>PHYSICS</subject><subject>TESTING</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2017</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZIjxcw0NCfL3U_B1dQwODXL1dfULUXAMCHAMcgwJDdZRgEk7O_o4h_o4hngC2UjSjn4uCthM8HUN8fB34WFgTUvMKU7lhdLcDEpuriHOHrqpBfnxqcUFicmpeakl8V4BRgaG5gZGZqaWpo7GRCkCAHQyM2s</recordid><startdate>20170202</startdate><enddate>20170202</enddate><creator>ITO DAIJIRO</creator><creator>KONO SHIGEHIRO</creator><scope>EVB</scope></search><sort><creationdate>20170202</creationdate><title>NEUTRON MEASUREMENT APPARATUS, NEUTRON CALCULATION APPARATUS, AND NEUTRON MEASUREMENT METHOD</title><author>ITO DAIJIRO ; KONO SHIGEHIRO</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_JP2017026595A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; jpn</language><creationdate>2017</creationdate><topic>MEASUREMENT OF NUCLEAR OR X-RADIATION</topic><topic>MEASURING</topic><topic>NUCLEAR ENGINEERING</topic><topic>NUCLEAR PHYSICS</topic><topic>NUCLEAR REACTORS</topic><topic>PHYSICS</topic><topic>TESTING</topic><toplevel>online_resources</toplevel><creatorcontrib>ITO DAIJIRO</creatorcontrib><creatorcontrib>KONO SHIGEHIRO</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>ITO DAIJIRO</au><au>KONO SHIGEHIRO</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>NEUTRON MEASUREMENT APPARATUS, NEUTRON CALCULATION APPARATUS, AND NEUTRON MEASUREMENT METHOD</title><date>2017-02-02</date><risdate>2017</risdate><abstract>PROBLEM TO BE SOLVED: To measure neutrons after making measurements by a neutron detector and a gamma ray detector separately.SOLUTION: According to an embodiment, a neutron measurement apparatus 100 has: a neutron detector 1; a gamma ray detector 2; a neutron detector signal processing unit 10 which receives signals from the neutron detector 1 in sequence, performs Fourier transform on signals received for a predetermined period to generate neutron detector signal frequency data in the frequency domain, calculates a neutron detection signal power spectrum, and stores it; a gamma-ray detector signal processing unit 20 which receives signals from the gamma ray detector 2 in sequence, performs Fourier transform on signals received for a predetermined period to generate gamma ray detector signal frequency data in the frequency domain, calculates gamma ray detector signal power spectrum, and stores it; and a neutron calculation processing unit 30 which generates a neutron signal by removing a contribution equivalent to the gamma ray detector signal power spectrum from the neutron detector signal power spectrum.SELECTED DRAWING: Figure 1
【課題】中性子検出器とガンマ線検出器により別々に測定した後に、中性子を測定する。【解決手段】実施形態によれば、中性子測定装置１００は、中性子検出器１と、ガンマ線検出器２と、中性子検出器１からの信号を順次受け、所定期間の信号をフーリエ変換し周波数領域の中性子検出器信号周波数データを算出し中性子検出器信号パワースペクトルを演算して記憶する中性子検出器信号処理部１０と、ガンマ線検出器２からの信号を順次受け、所定期間の信号をフーリエ変換し周波数領域のガンマ線検出器信号周波数データを算出しガンマ線検出器信号パワースペクトルを演算して記憶するガンマ線検出器信号処理部２０と、中性子検出器信号パワースペクトルとガンマ線検出器信号パワースペクトルとに基づいて中性子検出器信号パワースペクトルからガンマ線検出器信号パワースペクトルに相当する寄与分を取り除き、中性子信号を算出する中性子演算処理部３０とを有する。【選択図】図１</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | MEASUREMENT OF NUCLEAR OR X-RADIATION MEASURING NUCLEAR ENGINEERING NUCLEAR PHYSICS NUCLEAR REACTORS PHYSICS TESTING |
| title | NEUTRON MEASUREMENT APPARATUS, NEUTRON CALCULATION APPARATUS, AND NEUTRON MEASUREMENT METHOD |
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