Visualization Method for Porous Groundwater Seepage Flow Field Based on Particle Flow: Case of Yancheng City in the East Coast of China

Table 1

Attribute assignment table for particle flow visualization.

Attribute type	Attribute assignment
Initial attribute	Number of initial particles	240
	Seed point position	At the location of the grid node
	Initial color and transparency	White, 1
	Particle size and shape	1.2 cm, point particle
	Initial velocity	Calculating the flow velocity at the node by Darcy’s law
	Life cycle	Number of
		Particle
		Particles are not out of range
Dynamic attribute	Generation of particles	Codetermination of initial properties of particle flow
	Motion of a particle	According to the initial position, velocity, and Darcy’s law
	Extinction of particles	Survival conditions that do not meet the life cycle