RU2002100343A - Method for reactivity control in subcritical assembly - Google Patents

Method for reactivity control in subcritical assembly

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Publication number
RU2002100343A
RU2002100343A RU2002100343/06A RU2002100343A RU2002100343A RU 2002100343 A RU2002100343 A RU 2002100343A RU 2002100343/06 A RU2002100343/06 A RU 2002100343/06A RU 2002100343 A RU2002100343 A RU 2002100343A RU 2002100343 A RU2002100343 A RU 2002100343A
Authority
RU
Russia
Prior art keywords
blanket
reactivity
pulse
response
decay
Prior art date
Application number
RU2002100343/06A
Other languages
Russian (ru)
Other versions
RU2218615C2 (en
Inventor
Валерий Васильевич Васильев
Original Assignee
Государственное унитарное предприятие Государственный научный центр Российской Федерации - Институт теоретической и экспериментальной физики
Министерство Российской Федерации по атомной энергии
Filing date
Publication date
Application filed by Государственное унитарное предприятие Государственный научный центр Российской Федерации - Институт теоретической и экспериментальной физики, Министерство Российской Федерации по атомной энергии filed Critical Государственное унитарное предприятие Государственный научный центр Российской Федерации - Институт теоретической и экспериментальной физики
Priority to RU2002100343/06A priority Critical patent/RU2218615C2/en
Priority claimed from RU2002100343/06A external-priority patent/RU2218615C2/en
Publication of RU2002100343A publication Critical patent/RU2002100343A/en
Application granted granted Critical
Publication of RU2218615C2 publication Critical patent/RU2218615C2/en

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Claims (1)

Способ контроля реактивности в подкритической сборке с импульсным ускорителем-драйвером и бланкетом, умножающим нейтроны с мишени, включающий предварительный анализ зависимости спада импульса-отклика тепловых нейтронов бланкета от реактивности, измерение параметров спада импульса отклика и определение реактивности бланкета по времени спада, отличающийся тем, что предварительно проводится экспериментальный и расчетный анализ зависимости скорости нарастания импульса-отклика тепловых нейтронов бланкета от глубины подкритичности для данной сборки, в рабочем режиме по сигналу-триггеру драйвера запускается измерение скорости нарастания импульса-отклика, в on-line режиме определяется глубина подкритичности или степень надкритичности бланкета, причем эта совокупность операций не превышает по длительности одной миллисекунды, и вырабатывается цифровой код, характеризующий отличие реактивности бланкета от критического состояния.A method for controlling reactivity in a subcritical assembly with a pulse accelerator driver and a blanket multiplying neutrons from a target, including a preliminary analysis of the dependence of the decay of the pulse-response of thermal neutrons of the blanket on reactivity, measuring the parameters of the decay of the response pulse and determining the reactivity of the blanket by the decay time, characterized in that An experimental and calculated analysis of the dependence of the slew rate of the thermal-neutron response of the blanket on the subcriticality d I am of this assembly, in the operating mode, the pulse-response slew rate measurement is started by the driver trigger signal, in the on-line mode the depth of subcriticality or the degree of supercriticality of the blanket is determined, and this set of operations does not exceed one millisecond in duration, and a digital code is generated that characterizes difference in reactivity of the blanket from a critical state.
RU2002100343/06A 2002-01-03 2002-01-03 Method for monitoring reactivity in subcritical assembly RU2218615C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2002100343/06A RU2218615C2 (en) 2002-01-03 2002-01-03 Method for monitoring reactivity in subcritical assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2002100343/06A RU2218615C2 (en) 2002-01-03 2002-01-03 Method for monitoring reactivity in subcritical assembly

Publications (2)

Publication Number Publication Date
RU2002100343A true RU2002100343A (en) 2003-11-10
RU2218615C2 RU2218615C2 (en) 2003-12-10

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU2002100343/06A RU2218615C2 (en) 2002-01-03 2002-01-03 Method for monitoring reactivity in subcritical assembly

Country Status (1)

Country Link
RU (1) RU2218615C2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2689778C2 (en) * 2013-03-15 2019-05-29 Сатерленд Кук ЭЛЛВУД Accelerator-driven subcritical reactor control system

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2794769A1 (en) * 2010-03-29 2011-10-06 Jacobs E&C Limited Accelerator-driven nuclear system with control of effective neutron multiplication coefficent

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2689778C2 (en) * 2013-03-15 2019-05-29 Сатерленд Кук ЭЛЛВУД Accelerator-driven subcritical reactor control system

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