一种模拟大规模高频声场的双层奇异边界法

李珺璞, 陈文

A DUAL-LEVEL SINGULAR BOUNDARY METHOD FOR LARGE-SCALE HIGH FREQUENCY SOUND FIELD ANALYSIS

Li Junpu, Chen Wen

表1 双层奇异边界法变量命名表

Table 1 Nomenclature in the dual-level singular boundary method

$C_{Ω_{2}}$	sparse matrix on the fine mesh
$Ω_{1}$	coarse mesh subscript
$Ω_{2}$	fine mesh subscript
$I^{+}$	positive projection operator
$I^{-}$	negative projection operator
$Tol$	preset convergence criterion
* $r_{0}$	characteristic radius of range of influence of near
	field region