Return to tool library
First-order PFR science theme cover
First-order PFRAll functions are free

First-order PFR

Calculate the residence time and volume of an ideal plug flow reactor.

waiting for input
YOUR NEXT DISCOVERY STARTS HERE

A question, a new exploration.

sample parameters are ready. Run directly, or load your own data.

Isothermal, constant density, irreversible first-order reaction.

First-order PFR: uses and methods

Calculate the residence time and volume of an ideal plug flow reactor.

Applicable scope and calculation boundary

Isothermal, constant density, irreversible first-order reaction.

model and reference method

τ=−ln(1−X)/k; V=Qτ

model version: 1.1.0. The results are used for scientific research, exploration and teaching, please interpret according to the model conditions.

input parameters

rate constant(s⁻¹)
Value range: 0.000001 – 10000
target conversion rate
Value range: 0 – 0.9999
volume flow(m³/s)
Value range: 1e-7 – 10000

How to use

  1. Load the example or enter data that matches the field description.
  2. Confirm units and models, run calculations and check diagnostics.
  3. Export charts, tables or results packages and record model versions.

tools in the same field

are free and open; free sponsorship does not affect tool permissions. All functions of Read scientific methods and data explanations 。

FROM SCIENCE TO PRACTICE

commercial application case

Industry Application · Independent Reproduction Example

First-order PFR

The reaction engineering team compares the volume requirements of tubular and kettle reactors.

Public industry reference: MIT · Department of Chemical Engineering

The institution’s public research directions include: Reaction engineering, separation, thermodynamics and process systems. This link serves as a portal for field background and extended learning.

View product or organization original information

on this site

  1. Load the default example of First-order PFR and check rate constant、target conversion rate、volume flow and its units.
  2. is calculated using τ=−ln(1−X)/k; V=Qτ, and the results are compared after adjusting a single parameter.
  3. checks applicable conditions and diagnostics, and exports numerical tables, charts, and model versions for review.

Deliverables

Calculate the residence time and volume of an ideal plug flow reactor. delivers parameter records, calculation charts, and reproducible JSON result packages.

needs to be checked before landing

Isothermal, constant density, irreversible first-order reaction.。

case is compiled for public industry purposes, and the reproduction steps are independent examples of this site; it does not mean that the above-mentioned institutions use or endorse this site, nor does it cite customer benefits that have not been publicly verified. The

SEE THE PRINCIPLE IN MOTION

scientific animation demonstration

Scroll to load calculation example…
FOLLOW THE RESEARCH

recommended by universities and research institutions

Chemical Engineering

The following is the recommended reading order of this website organized by direction relevance, public research resources and learning portals. The number is the serial number recommended by the editor, not QS, THE or paper measurement ranking; it does not represent the overall strength of the institution.

  1. 01

    MIT · Department of Chemical Engineering

    United States The

    Reaction engineering, separation, thermodynamics and process systems。

    official website link accessibility check: 2026-10-03
  2. 02

    Imperial College London · Department of Chemical Engineering

    United Kingdom

    Separation, process systems, biochemicals and energy。

    official website link accessibility check: 2026-10-03
  3. 03

    University of Minnesota · CEMS

    United States The

    Chemical Thermodynamics, Transfer and Reaction Engineering。

    official website entrance; please refer to the current public page of the institution.

catalog compiled on 2026-10-03. Link accessibility does not equate to verification of the latest papers, admissions, or program status; please check the institution's official website for specific research teams and opportunities.

CONNECTED SCIENCE

Connect knowledge with each other