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.
TPM - History: TPM is an innovative Japanese concept. The origin of TPM can be traced back to 1951 when. preventive maintenance was introduced in Japan. However the concept of preventive maintenance was taken. from USA. Nippondenso was the first company to introduce plant wide preventive maintenance in 1960.