The amount of open area in the screen or slotted or perforated casing/liner will affect how quickly the water from the aquifer enters the well. A larger amount of open area allows the water to enter the well at a slower rate, causing a lower drop in pressure as the water moves into the well.
The Concept of TPM. The premise behind the concept of Total Project Management (TPM) is that an enterprise-wide approach to developing a successful project management system is best supported in a project-thinking organization.
Definition. Total productive maintenance (TPM) is a maintenance philosophy that requires the total participation of the workforce. TPM incorporates the skills of all employees and focuses on improving the overall effectiveness of the facility by eliminating the waste of time and resources. Typically, total productive maintenance is a concept that is most easily applied to a manufacturing facility.