dor_id: 10925

506.#.#.a: Público

590.#.#.d: Los artículos enviados a la revista "Atmósfera", se juzgan por medio de un proceso de revisión por pares

510.0.#.a: Consejo Nacional de Ciencia y Tecnología (CONACyT); Sistema Regional de Información en Línea para Revistas Científicas de América Latina, el Caribe, España y Portugal (Latindex); Scientific Electronic Library Online (SciELO); SCOPUS, Web Of Science (WoS); SCImago Journal Rank (SJR)

561.#.#.u: https://www.atmosfera.unam.mx/

650.#.4.x: Físico Matemáticas y Ciencias de la Tierra

336.#.#.b: article

336.#.#.3: Artículo de Investigación

336.#.#.a: Artículo

351.#.#.6: https://www.revistascca.unam.mx/atm/index.php/atm/index

351.#.#.b: Atmósfera

351.#.#.a: Artículos

harvesting_group: RevistasUNAM

270.1.#.p: Revistas UNAM. Dirección General de Publicaciones y Fomento Editorial, UNAM en revistas@unam.mx

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883.#.#.u: https://revistas.unam.mx/catalogo/

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883.#.#.1: https://www.publicaciones.unam.mx/

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850.#.#.a: Universidad Nacional Autónoma de México

856.4.0.u: https://www.revistascca.unam.mx/atm/index.php/atm/article/view/8441/7911

100.1.#.a: Marcussen, P.; Wiin Nielsen, A.

524.#.#.a: Marcussen, P., et al. (1999). A numerical investigation of a simple spectral atmospheric model. Atmósfera; Vol. 12 No. 1, 1999. Recuperado de https://repositorio.unam.mx/contenidos/10925

245.1.0.a: A numerical investigation of a simple spectral atmospheric model

502.#.#.c: Universidad Nacional Autónoma de México

561.1.#.a: Instituto de Ciencias de la Atmósfera y Cambio Climático, UNAM

264.#.0.c: 1999

264.#.1.c: 2009-10-05

506.1.#.a: La titularidad de los derechos patrimoniales de esta obra pertenece a las instituciones editoras. Su uso se rige por una licencia Creative Commons BY-NC 4.0 Internacional, https://creativecommons.org/licenses/by-nc/4.0/legalcode.es, para un uso diferente consultar al responsable jurídico del repositorio por medio del correo electrónico editora@atmosfera.unam.mx

884.#.#.k: https://www.revistascca.unam.mx/atm/index.php/atm/article/view/8441

001.#.#.#: 022.oai:ojs.pkp.sfu.ca:article/8441

041.#.7.h: eng

520.3.#.a: A two-level quasi-nondivergent model containing 12 spectral components on a rectangular beta-plane is used to simulate a number of atmospheric phenomena. The nonlinear model contains two components that describe the zonal flow at each level permitting zonal winds with two maxima and two minima. The eddy fields at the two levels contain four components selected in such a way that the resulting eddy fields have transports of both sensible heat and momentum. The model permits a full description of energy generations, conversions and dissipations, because the eddy components are selected with such wave numbers that interactions take place between, the eddies and the zonal fields. Diabatic heating, topographical effects and dissipation of kinetic energy are included in the model. A limitation of the model is that it contains only one wave number in the zonal direction. The model is used to illustrate nonlinear developments of baroclinic waves on various horizontal scales in a case of forcing on the zonal components alone. With a long channel it is possible to simulate the development of long stationary waves forced by topography and/or heating. For special definitions of the heating on both the zonal and the eddy modes one may simulate the formation and maintenance of blocking situations as a result of interactions between the zonal components and the eddies. The eddy components will normally go into periodic or almost periodic motion in the phase domain unless the model is forced by heating, topography and friction. These unforced motions and their periods are investigated. We also show that the type of atmospheric circulation may change significantly as a function of the position of the maximum heating in the south-north direction, illustrating a change from single to double jets and the resulting change in the intensity and position of the waves.

773.1.#.t: Atmósfera; Vol. 12 No. 1 (1999)

773.1.#.o: https://www.revistascca.unam.mx/atm/index.php/atm/index

046.#.#.j: 2021-10-20 00:00:00.000000

022.#.#.a: ISSN electrónico: 2395-8812; ISSN impreso: 0187-6236

310.#.#.a: Trimestral

264.#.1.b: Instituto de Ciencias de la Atmósfera y Cambio Climático, UNAM

handle: 187a1ec0474769de

harvesting_date: 2023-06-20 16:00:00.0

856.#.0.q: application/pdf

245.1.0.b: A numerical investigation of a simple spectral atmospheric model

last_modified: 2023-06-20 16:00:00

license_url: https://creativecommons.org/licenses/by-nc/4.0/legalcode.es

license_type: by-nc

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Artículo

A numerical investigation of a simple spectral atmospheric model

Marcussen, P.; Wiin Nielsen, A.

Instituto de Ciencias de la Atmósfera y Cambio Climático, UNAM, publicado en Atmósfera, y cosechado de Revistas UNAM

Licencia de uso

Procedencia del contenido

Entidad o dependencia
Instituto de Ciencias de la Atmósfera y Cambio Climático, UNAM
Revista
Repositorio
Contacto
Revistas UNAM. Dirección General de Publicaciones y Fomento Editorial, UNAM en revistas@unam.mx

Cita

Marcussen, P., et al. (1999). A numerical investigation of a simple spectral atmospheric model. Atmósfera; Vol. 12 No. 1, 1999. Recuperado de https://repositorio.unam.mx/contenidos/10925

Descripción del recurso

Autor(es)
Marcussen, P.; Wiin Nielsen, A.
Tipo
Artículo de Investigación
Área del conocimiento
Físico Matemáticas y Ciencias de la Tierra
Título
A numerical investigation of a simple spectral atmospheric model
Fecha
2009-10-05
Resumen
A two-level quasi-nondivergent model containing 12 spectral components on a rectangular beta-plane is used to simulate a number of atmospheric phenomena. The nonlinear model contains two components that describe the zonal flow at each level permitting zonal winds with two maxima and two minima. The eddy fields at the two levels contain four components selected in such a way that the resulting eddy fields have transports of both sensible heat and momentum. The model permits a full description of energy generations, conversions and dissipations, because the eddy components are selected with such wave numbers that interactions take place between, the eddies and the zonal fields. Diabatic heating, topographical effects and dissipation of kinetic energy are included in the model. A limitation of the model is that it contains only one wave number in the zonal direction. The model is used to illustrate nonlinear developments of baroclinic waves on various horizontal scales in a case of forcing on the zonal components alone. With a long channel it is possible to simulate the development of long stationary waves forced by topography and/or heating. For special definitions of the heating on both the zonal and the eddy modes one may simulate the formation and maintenance of blocking situations as a result of interactions between the zonal components and the eddies. The eddy components will normally go into periodic or almost periodic motion in the phase domain unless the model is forced by heating, topography and friction. These unforced motions and their periods are investigated. We also show that the type of atmospheric circulation may change significantly as a function of the position of the maximum heating in the south-north direction, illustrating a change from single to double jets and the resulting change in the intensity and position of the waves.
Idioma
eng
ISSN
ISSN electrónico: 2395-8812; ISSN impreso: 0187-6236

Enlaces