Preparation method of Ce-containing cast ingot for improving purity of high-temperature alloy for ultra-supercritical thermal power generating unit

The invention discloses a preparation method of a Ce-containing cast ingot for improving purity of a high-temperature alloy for an ultra-supercritical thermal power generating unit, the Ce-containing cast ingot comprises the following materials: Ni, C, Fe, Mo, a NiW alloy, Co, Cr, a NiCe alloy, Al,...

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Main Authors FU BAOQUAN, YUAN YONG, LIU PENG, ZHANG JIANWEI, ZHANG LIXIANG, LI ZHIXING, CAO GUOXIN, HE YONGSHENG, YAN JINGBO
Format Patent
LanguageChinese
English
Published 14.11.2023
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Abstract The invention discloses a preparation method of a Ce-containing cast ingot for improving purity of a high-temperature alloy for an ultra-supercritical thermal power generating unit, the Ce-containing cast ingot comprises the following materials: Ni, C, Fe, Mo, a NiW alloy, Co, Cr, a NiCe alloy, Al, Ti and a NiB alloy, and the preparation method comprises the following steps: S1, burdening: weighing alloy materials according to component requirements of the high-temperature alloy cast ingot for the ultra-supercritical thermal power generating unit; s2, vacuum induction melting: 2.1, in the initial melting stage, Ni, C, Fe, Mo, NiW alloy, Co and Cr alloy materials are sequentially put into a furnace, vacuumizing is carried out, the power is increased to the full melting temperature, and the raw materials are dissolved and clarified; 2.2, a degassing period: increasing the power to a refining temperature, vacuumizing to keep a high vacuum degree in the vacuum induction furnace for a certain time, and applying el
AbstractList The invention discloses a preparation method of a Ce-containing cast ingot for improving purity of a high-temperature alloy for an ultra-supercritical thermal power generating unit, the Ce-containing cast ingot comprises the following materials: Ni, C, Fe, Mo, a NiW alloy, Co, Cr, a NiCe alloy, Al, Ti and a NiB alloy, and the preparation method comprises the following steps: S1, burdening: weighing alloy materials according to component requirements of the high-temperature alloy cast ingot for the ultra-supercritical thermal power generating unit; s2, vacuum induction melting: 2.1, in the initial melting stage, Ni, C, Fe, Mo, NiW alloy, Co and Cr alloy materials are sequentially put into a furnace, vacuumizing is carried out, the power is increased to the full melting temperature, and the raw materials are dissolved and clarified; 2.2, a degassing period: increasing the power to a refining temperature, vacuumizing to keep a high vacuum degree in the vacuum induction furnace for a certain time, and applying el
Author LI ZHIXING
LIU PENG
CAO GUOXIN
YAN JINGBO
ZHANG LIXIANG
HE YONGSHENG
FU BAOQUAN
ZHANG JIANWEI
YUAN YONG
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– fullname: CAO GUOXIN
– fullname: HE YONGSHENG
– fullname: YAN JINGBO
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DocumentTitleAlternate 一种改善超超临界火电机组用高温合金纯净度的含Ce铸锭制备方法
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RelatedCompanies XI'AN JUNENG HIGH TEMPERATURE ALLOY MATERIAL TECHNOLOGY CO., LTD
XI'AN THERMAL POWER RESEARCH INSTITUTE CO., LTD
HUANENG POWER INTERNATIONAL INC
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Snippet The invention discloses a preparation method of a Ce-containing cast ingot for improving purity of a high-temperature alloy for an ultra-supercritical thermal...
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SubjectTerms ALLOYS
CASTING
CASTING OF METALS
CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
CHEMISTRY
FERROUS OR NON-FERROUS ALLOYS
METALLURGY
PERFORMING OPERATIONS
POWDER METALLURGY
PRETREATMENT OF RAW MATERIALS
PRODUCTION AND REFINING OF METALS
TRANSPORTING
TREATMENT OF ALLOYS OR NON-FERROUS METALS
Title Preparation method of Ce-containing cast ingot for improving purity of high-temperature alloy for ultra-supercritical thermal power generating unit
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