<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE article PUBLIC "-//NLM//DTD JATS (Z39.96) Journal Publishing DTD v1.3 20210610//EN" "JATS-journalpublishing1-3.dtd">
<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">vestift</journal-id><journal-title-group><journal-title xml:lang="ru">Известия Национальной академии наук Беларуси. Серия физико-технических наук</journal-title><trans-title-group xml:lang="en"><trans-title>Proceedings of the National Academy of Sciences of Belarus. Physical-technical series</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1561-8358</issn><issn pub-type="epub">2524-244X</issn><publisher><publisher-name>The Republican Unitary Enterprise Publishing House "Belaruskaya Navuka"</publisher-name></publisher></journal-meta><article-meta><article-id custom-type="elpub" pub-id-type="custom">vestift-238</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>ЭНЕРГЕТИКА, ТЕПЛО- И МАССООБМЕН</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>POWER ENGINEERING, HEAT AND MASS TRANSFER</subject></subj-group></article-categories><title-group><article-title>МЕТОД ГРАНИЧНЫХ ХАРАКТЕРИСТИК В ЗАДАЧАХ ТЕПЛОПРОВОДНОСТИ НА ОСНОВЕ ИНТЕГРАЛА ТЕПЛОВОГО БАЛАНСА</article-title><trans-title-group xml:lang="en"><trans-title>A METHOD OF BOUNDARY CHARACTERISTICS BASED ON THE HEAT-BALANCE INTEGRAL IN HEAT-CONDUCTION PROBLEMS</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Кот</surname><given-names>В. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Kot</surname><given-names>V. A.</given-names></name></name-alternatives><email xlink:type="simple">valery.kot@hmti.ac.by</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Институт тепло- и массообмена им. А. В. Лыкова НАН Беларуси</institution></aff><aff xml:lang="en"><institution>A. V. Luikov Heat and Mass Transfer Institute of the National Academy of Sciences of Belarus</institution></aff></aff-alternatives><pub-date pub-type="collection"><year>2016</year></pub-date><pub-date pub-type="epub"><day>04</day><month>08</month><year>2016</year></pub-date><volume>0</volume><issue>2</issue><fpage>54</fpage><lpage>65</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Кот В.А., 2016</copyright-statement><copyright-year>2016</copyright-year><copyright-holder xml:lang="ru">Кот В.А.</copyright-holder><copyright-holder xml:lang="en">Kot V.A.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://vestift.belnauka.by/jour/article/view/238">https://vestift.belnauka.by/jour/article/view/238</self-uri><abstract><p>На основе систем из тождественных равенств, образованных 2n-кратными интегралами от искомой температурной функции и интегральными граничными характеристиками, получены аналитические решения краевой задачи нестационарной теплопроводности для протяженной пластины с граничным условием первого рода. По точности и сходимости решений предложенный метод превосходит на несколько порядков известные интегральные методы.</p><p> </p></abstract><trans-abstract xml:lang="en"><p>On the basis of systems of identical equalities formed by 2n-multiple integrals of the desired temperature function and integral boundary characteristics, analytical solutions of the boundary problem on the nonstationary heat conduction of an extended plate with the first-kind boundary conditions have been obtained. The method proposed surpasses the known integral methods in accuracy and convergence of solutions by several orders of magnitude.</p><p> </p></trans-abstract><kwd-group xml:lang="ru"><kwd>уравнение теплопроводности</kwd><kwd>приближенный метод</kwd><kwd>интегральные тождества</kwd><kwd>фронт возмущения</kwd></kwd-group><kwd-group xml:lang="en"><kwd>heat conduction equation</kwd><kwd>approximate method</kwd><kwd>integral identities</kwd><kwd>front of a disturbance</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Goodman, T. R. Application of integral methods to transient nonlinear heat transfer / T. R. Goodman // Adv. Heat Transfer, New York: Academic Press.– 1964. – Vol. 1. – P. 51–122.</mixed-citation><mixed-citation xml:lang="en">Goodman, T. R. Application of integral methods to transient nonlinear heat transfer / T. R. Goodman // Adv. Heat Transfer, New York: Academic Press.– 1964. – Vol. 1. – P. 51–122.</mixed-citation></citation-alternatives></ref><ref id="cit2"><label>2</label><citation-alternatives><mixed-citation xml:lang="ru">Caldwell, J. Numerical methods for one-dimensional Stefan problems / J. Caldwell, Y. Y. Kwan // Comm. Numer. Meth. Eng. – 2004. – Vol. 20, N 7.– P. 535–545.</mixed-citation><mixed-citation xml:lang="en">Caldwell, J. Numerical methods for one-dimensional Stefan problems / J. Caldwell, Y. Y. Kwan // Comm. Numer. Meth. Eng. – 2004. – Vol. 20, N 7.– P. 535–545.</mixed-citation></citation-alternatives></ref><ref id="cit3"><label>3</label><citation-alternatives><mixed-citation xml:lang="ru">Caldwell, J. Numerical solution of the Stefan problems by the heat balance integral method, Part I – cylindrical and spherical geometries / J. Caldwell, Y. Y. Kwan // Comm. Numer. Meth. Eng. – 2000. – Vol. 16, N 8.– P. 535–545.</mixed-citation><mixed-citation xml:lang="en">Caldwell, J. Numerical solution of the Stefan problems by the heat balance integral method, Part I – cylindrical and spherical geometries / J. Caldwell, Y. Y. Kwan // Comm. Numer. Meth. Eng. – 2000. – Vol. 16, N 8.– P. 535–545.</mixed-citation></citation-alternatives></ref><ref id="cit4"><label>4</label><citation-alternatives><mixed-citation xml:lang="ru">A cubic heat balance integral method for one-dimensional melting of a finite thickness layer / T. G. Myers [et al.] // Int. J. Heat Mass Transfer. – 2007. – Vol. 50, N 25-26. – P. 5305–5317.</mixed-citation><mixed-citation xml:lang="en">A cubic heat balance integral method for one-dimensional melting of a finite thickness layer / T. G. Myers [et al.] // Int. J. Heat Mass Transfer. – 2007. – Vol. 50, N 25-26. – P. 5305–5317.</mixed-citation></citation-alternatives></ref><ref id="cit5"><label>5</label><citation-alternatives><mixed-citation xml:lang="ru">Addison, J. A. Ray Methods for free boundary problems /J. A. Addison, S. D. Howison, J. R. King // Quart. Appl. Math. – 2006. – Vol. LXIV, N 1. – P. 41–59.</mixed-citation><mixed-citation xml:lang="en">Addison, J. A. Ray Methods for free boundary problems /J. A. Addison, S. D. Howison, J. R. King // Quart. Appl. Math. – 2006. – Vol. LXIV, N 1. – P. 41–59.</mixed-citation></citation-alternatives></ref><ref id="cit6"><label>6</label><citation-alternatives><mixed-citation xml:lang="ru">Тимошпольский, В. И. Теоретические основы теплофизики и термомеханики в металлургии / В. И. Тимошпольский, Ю. С. Постольник, Д. Н. Андрианов.– Минск.: Бел. навука, 2005. – 560 с.</mixed-citation><mixed-citation xml:lang="en">Тимошпольский, В. И. Теоретические основы теплофизики и термомеханики в металлургии / В. И. Тимошпольский, Ю. С. Постольник, Д. Н. Андрианов.– Минск.: Бел. навука, 2005. – 560 с.</mixed-citation></citation-alternatives></ref><ref id="cit7"><label>7</label><citation-alternatives><mixed-citation xml:lang="ru">Био, М. Вариационные принципы в теории теплообмена / М. Био. – М.: Энергия, 1975. – 209 с.</mixed-citation><mixed-citation xml:lang="en">Био, М. Вариационные принципы в теории теплообмена / М. Био. – М.: Энергия, 1975. – 209 с.</mixed-citation></citation-alternatives></ref><ref id="cit8"><label>8</label><citation-alternatives><mixed-citation xml:lang="ru">Баренблатт, Г. И. О некоторых приближенных методах в теории одномерной неустановившейся фильтрации жидкости при упругом режиме / Г. И. Баренблатт // Изв. АН СССР. ОТН. – 1954. – № 9. – С. 35–49.</mixed-citation><mixed-citation xml:lang="en">Баренблатт, Г. И. О некоторых приближенных методах в теории одномерной неустановившейся фильтрации жидкости при упругом режиме / Г. И. Баренблатт // Изв. АН СССР. ОТН. – 1954. – № 9. – С. 35–49.</mixed-citation></citation-alternatives></ref><ref id="cit9"><label>9</label><citation-alternatives><mixed-citation xml:lang="ru">Dorodnitsyn, A. A. General method of integral relations and its application to boundary layer theory / А. А. Dorodnitsyn. – Th. von K’arm’an. Advances in Aeronautical Sciences, Pergamon, 1965. – P. 207–219.</mixed-citation><mixed-citation xml:lang="en">Dorodnitsyn, A. A. General method of integral relations and its application to boundary layer theory / А. А. Dorodnitsyn. – Th. von K’arm’an. Advances in Aeronautical Sciences, Pergamon, 1965. – P. 207–219.</mixed-citation></citation-alternatives></ref><ref id="cit10"><label>10</label><citation-alternatives><mixed-citation xml:lang="ru">Hristov, J. The heat-balance integral method by a parabolic profile with unspecified exponent: Analysis and exercises / J. Hristov // Thermal Sci. – 2009. – Vol. 13, N 2. – P. 27–48.</mixed-citation><mixed-citation xml:lang="en">Hristov, J. The heat-balance integral method by a parabolic profile with unspecified exponent: Analysis and exercises / J. Hristov // Thermal Sci. – 2009. – Vol. 13, N 2. – P. 27–48.</mixed-citation></citation-alternatives></ref><ref id="cit11"><label>11</label><citation-alternatives><mixed-citation xml:lang="ru">Sadoun, N. On the refined integral method for the one-phase Stefan problem with time-dependent boundary conditions / N. Sadoun, E. K. Si-Ahmed, P. Colinet // Appl. Math. Model. – 2006. – Vol. 30, N 6. – P. 531–544.</mixed-citation><mixed-citation xml:lang="en">Sadoun, N. On the refined integral method for the one-phase Stefan problem with time-dependent boundary conditions / N. Sadoun, E. K. Si-Ahmed, P. Colinet // Appl. Math. Model. – 2006. – Vol. 30, N 6. – P. 531–544.</mixed-citation></citation-alternatives></ref><ref id="cit12"><label>12</label><citation-alternatives><mixed-citation xml:lang="ru">Mitchell, S. L. Application of standard and refined heat balance integral methods to one-dimensional Stefan problems / S. L. Mitchell, T. G. Myers // SIAM Rev. – 2010. – Vol. 52, N 1. – P. 57–86.</mixed-citation><mixed-citation xml:lang="en">Mitchell, S. L. Application of standard and refined heat balance integral methods to one-dimensional Stefan problems / S. L. Mitchell, T. G. Myers // SIAM Rev. – 2010. – Vol. 52, N 1. – P. 57–86.</mixed-citation></citation-alternatives></ref><ref id="cit13"><label>13</label><citation-alternatives><mixed-citation xml:lang="ru">Myers, T. G. Application of the combined integral method to Stefan problems / T. G. Myers, S. L. Mitchell // Appl. Math. Model. – 2011. – Vol. 35, N 9. – P. 4281–4294.</mixed-citation><mixed-citation xml:lang="en">Myers, T. G. Application of the combined integral method to Stefan problems / T. G. Myers, S. L. Mitchell // Appl. Math. Model. – 2011. – Vol. 35, N 9. – P. 4281–4294.</mixed-citation></citation-alternatives></ref><ref id="cit14"><label>14</label><citation-alternatives><mixed-citation xml:lang="ru">Myers, T. G. Optimizing the exponent in the heat balance and refined integral methods / T. G. Myers // Int. Commun. Heat Mass Transfer. – 2009. – Vol. 36, N 2. – P. 143–147.</mixed-citation><mixed-citation xml:lang="en">Myers, T. G. Optimizing the exponent in the heat balance and refined integral methods / T. G. Myers // Int. Commun. Heat Mass Transfer. – 2009. – Vol. 36, N 2. – P. 143–147.</mixed-citation></citation-alternatives></ref><ref id="cit15"><label>15</label><citation-alternatives><mixed-citation xml:lang="ru">Langford, D. The heat balance integral method / D. Langford // Int. J. Heat and Mass Transfer. – 1973. – Vol. 16, N 12. – P. 2424–2428.</mixed-citation><mixed-citation xml:lang="en">Langford, D. The heat balance integral method / D. Langford // Int. J. Heat and Mass Transfer. – 1973. – Vol. 16, N 12. – P. 2424–2428.</mixed-citation></citation-alternatives></ref><ref id="cit16"><label>16</label><citation-alternatives><mixed-citation xml:lang="ru">Wood, A. S. A new look at the heat balance integral method / A. S. Wood // Appl. Math. Model. – 2001. – Vol. 25, N 10. – P. 815–824.</mixed-citation><mixed-citation xml:lang="en">Wood, A. S. A new look at the heat balance integral method / A. S. Wood // Appl. Math. Model. – 2001. – Vol. 25, N 10. – P. 815–824.</mixed-citation></citation-alternatives></ref><ref id="cit17"><label>17</label><citation-alternatives><mixed-citation xml:lang="ru">Layeni, O. P. Hybrids of the heat balance integral method / Layeni O. P., Johnson J. V. // Appl. Math. Comput. – 2012. – Vol. 218, N 14-15. – P. 7431–7444.</mixed-citation><mixed-citation xml:lang="en">Layeni, O. P. Hybrids of the heat balance integral method / Layeni O. P., Johnson J. V. // Appl. Math. Comput. – 2012. – Vol. 218, N 14-15. – P. 7431–7444.</mixed-citation></citation-alternatives></ref><ref id="cit18"><label>18</label><citation-alternatives><mixed-citation xml:lang="ru">Mitchell, S. L. Improving the accuracy of heat balance integral methods applied to thermal problems with time dependent boundary conditions / S. L. Mitchell, T. G. Myers // Int. J. Heat and Mass Transfer. – 2010. – Vol. 53, N 17.– P. 3540–3551.</mixed-citation><mixed-citation xml:lang="en">Mitchell, S. L. Improving the accuracy of heat balance integral methods applied to thermal problems with time dependent boundary conditions / S. L. Mitchell, T. G. Myers // Int. J. Heat and Mass Transfer. – 2010. – Vol. 53, N 17.– P. 3540–3551.</mixed-citation></citation-alternatives></ref><ref id="cit19"><label>19</label><citation-alternatives><mixed-citation xml:lang="ru">Goodman, T. R. The heat-balance integral – further considerations and refinements /T. R. Goodman // Transactions of ASME, ser. C. – 1961. – N 1. – P. 83–93.</mixed-citation><mixed-citation xml:lang="en">Goodman, T. R. The heat-balance integral – further considerations and refinements /T. R. Goodman // Transactions of ASME, ser. C. – 1961. – N 1. – P. 83–93.</mixed-citation></citation-alternatives></ref><ref id="cit20"><label>20</label><citation-alternatives><mixed-citation xml:lang="ru">Федоров, Ф. М. Граничный метод решения прикладных задач математической физики / Ф. М. Федоров. – Новосибирск: Наука, 2000. – 220 с.</mixed-citation><mixed-citation xml:lang="en">Федоров, Ф. М. Граничный метод решения прикладных задач математической физики / Ф. М. Федоров. – Новосибирск: Наука, 2000. – 220 с.</mixed-citation></citation-alternatives></ref><ref id="cit21"><label>21</label><citation-alternatives><mixed-citation xml:lang="ru">Кудинов, В. А. Теплопроводность и термоупругость в многослойных конструкциях / В. А. Кудинов, Б. В. Аверин, Е. В. Стефанюк. – М.: Высшая школа, 2008. – 305 с.</mixed-citation><mixed-citation xml:lang="en">Кудинов, В. А. Теплопроводность и термоупругость в многослойных конструкциях / В. А. Кудинов, Б. В. Аверин, Е. В. Стефанюк. – М.: Высшая школа, 2008. – 305 с.</mixed-citation></citation-alternatives></ref><ref id="cit22"><label>22</label><citation-alternatives><mixed-citation xml:lang="ru">Кудинов, В. А. Аналитический метод решения задач теплопроводности на основе определения фронта темпе- ратурного возмущения / В. А. Кудинов, Е. В. Стефанюк, М. С. Антимонов// Инженерно-физический журнал. – 2009. – Т. 82, №. 3. – С. 540–558.</mixed-citation><mixed-citation xml:lang="en">Кудинов, В. А. Аналитический метод решения задач теплопроводности на основе определения фронта темпе- ратурного возмущения / В. А. Кудинов, Е. В. Стефанюк, М. С. Антимонов// Инженерно-физический журнал. – 2009. – Т. 82, №. 3. – С. 540–558.</mixed-citation></citation-alternatives></ref><ref id="cit23"><label>23</label><citation-alternatives><mixed-citation xml:lang="ru">Стефанюк, Е. В. Дополнительные граничные условия в нестационарных задачах теплопроводности / Е. В. Стефанюк, В. А. Кудинов // Теплофизика высоких температур. – 2009. – Т. 47, № 2. – С. 269–282.</mixed-citation><mixed-citation xml:lang="en">Стефанюк, Е. В. Дополнительные граничные условия в нестационарных задачах теплопроводности / Е. В. Стефанюк, В. А. Кудинов // Теплофизика высоких температур. – 2009. – Т. 47, № 2. – С. 269–282.</mixed-citation></citation-alternatives></ref><ref id="cit24"><label>24</label><citation-alternatives><mixed-citation xml:lang="ru">Лыков, А. В. Теория теплопроводности / А. В. Лыков. – М.: Энергия, 1978. – 600 с.</mixed-citation><mixed-citation xml:lang="en">Лыков, А. В. Теория теплопроводности / А. В. Лыков. – М.: Энергия, 1978. – 600 с.</mixed-citation></citation-alternatives></ref></ref-list><fn-group><fn fn-type="conflict"><p>The authors declare that there are no conflicts of interest present.</p></fn></fn-group></back></article>
