This is a on Fisher Valve Sizing Software , primarily focusing on Fisher PROVISION (the modern standard) and its predecessor Fisher Sizing Program (FSP) , along with related tools. The report covers architecture, valve sizing theory (IEC/ISA standards), features, integration, use cases, limitations, and comparisons. Deep Report: Fisher Valve Sizing Software 1. Executive Summary Fisher (Emerson Automation Solutions) provides industry-leading software for control valve sizing, noise prediction, and actuator selection. The primary tool is PROVISION , replacing the older Fisher Sizing Program (FSP) . PROVISION integrates valve sizing with Fisher’s catalog, selection logic, and Emerson’s broader engineering ecosystem (e.g., DeltaV, AMS Device Manager). It implements ISA-75.01.01 (IEC 60534-2-1) standards for incompressible, compressible, and two-phase flow, plus proprietary noise prediction models (e.g., for aerodynamic and hydrodynamic noise). 2. Core Software Portfolio | Software | Status | Primary Use | |----------|--------|--------------| | PROVISION | Current, actively supported | Complete sizing + selection + documentation | | Fisher Sizing Program (FSP) | Legacy (phased out) | Basic sizing, no longer updated | | Fisher Noise Prediction Program | Legacy | Standalone noise analysis | | Instrument Manager (IM) | Legacy | Actuator and accessory sizing | | AMS Device Manager | Current | Sizing integrated with asset management |