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A process flow diagram (PFD) is a diagram used in chemical and process engineering to indicate the general flow of plant processes and equipment. Learn about the typical content, examples, standards and symbols of PFDs from this Wikipedia article.
A flow variable is measured over an interval of time, such as income or spending per year. Learn how stocks and flows differ in units, how they relate to each other, and how they apply to various contexts such as economics, accounting, and environment.
A P&ID is a detailed diagram in the process industry that shows process equipment and the instrumentation and control devices. It is also called as mechanical flow diagram (MFD) and has a standard set of symbols based on ISA and ISO standards.
BPMN is a graphical representation for specifying business processes in a business process model. It provides a notation that is intuitive to business users, yet able to represent complex process semantics, and maps to execution languages such as BPEL.
A data-flow diagram is a way of representing a flow of data through a process or a system. Learn about the history, components, rules, consistency and hierarchy of data-flow diagrams.
Learn what business process mapping is, why it is important, and how it is done. See examples of flowcharts, diagrams, and tools for different types of processes and goals.
Learn about the method and applications of material flow analysis (MFA), a tool to quantify flows and stocks of materials or substances in a system. MFA is used to study the bio-physical aspects of human activity, the circular economy, and material flow management.
A flow diagram is a diagram representing a flow or set of dynamic relationships in a system. It can also be used as a synonym for flowchart, or a counterpart of the flowchart. Learn about different types of flow diagrams, such as Sankey diagram, signal-flow graph, and state diagram.