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Chilled Water Cooling Coil Flow Rate & Delta-T Calculator

Easily calculate and compute chilled water cooling coil flow rate & delta-t calculator with accurate equations, live formulas, and expert guidance.

Calculated Result
100 GPM

Required Chilled Water Flow (GPM)

Required Chilled Water Flow (GPM)

100 GPM

Flow Rate Gpm

100

Flow Rate L Per S

6.31

Delta T F

12

Cooling Duty Kw

175.8

100 — GPM

Calculation Breakdown

  1. Applied FormulaCalculates the required water circulation flow rate in gallons per minute (GPM) or L/s through a chilled water cooling coil for given thermal cooling duty and chilled water temperature difference.\text{GPM} = \frac{q_{\text{Btu/h}}}{500 \cdot \Delta T} = \frac{24 \cdot \text{Tons}}{\Delta T}, \quad \dot{m}_{\text{L/s}} = \frac{Q [\text{kW}]}{4.186 \cdot \Delta T [\text{K}]}

Chilled Water GPM & Delta-T Metric Output

Interactive visualization based on your current inputs

Calculated Value
0.0255075100Required Chilled Water Flow (GPM)

What Is the Chilled Water Cooling Coil Flow Rate & Delta-T Calculator?

This tool computes chilled water cooling coil flow rate & delta-t calculator with high precision arithmetic.

How Does the Chilled Water Cooling Coil Flow Rate & Delta-T Calculator Work?

Calculates the required water circulation flow rate in gallons per minute (GPM) or L/s through a chilled water cooling coil for given thermal cooling duty and chilled water temperature difference.

Chilled Water Cooling Coil Flow Rate & Delta-T Calculator Formula & Variables

The core mathematical equation utilized by this calculator is expressed as:

GPM=qBtu/h500⋅ΔT=24⋅TonsΔT,m˙L/s=Q[kW]4.186⋅ΔT[K]\text{GPM} = \frac{q_{\text{Btu/h}}}{500 \cdot \Delta T} = \frac{24 \cdot \text{Tons}}{\Delta T}, \quad \dot{m}_{\text{L/s}} = \frac{Q [\text{kW}]}{4.186 \cdot \Delta T [\text{K}]}

Calculates the required water circulation flow rate in gallons per minute (GPM) or L/s through a chilled water cooling coil for given thermal cooling duty and chilled water temperature difference.

How to Use the Chilled Water Cooling Coil Flow Rate & Delta-T Calculator

  1. Enter your parameters into the designated input fields to calculate the result immediately.

Step-by-Step Example Calculation

Chilled Water Cooling Coil Flow Rate & Delta-T Calculator Example

Input Values:

coolingDutyTons:50
chilledWaterSupplyTempF:44
chilledWaterReturnTempF:56
Worked Steps: Sample evaluation based on standard reference conditions.

Understanding Your Result

The calculated primary figure indicates the optimal or required GPM.

Factors That Affect the Result

  • Measurement tolerances, operational variance, and real-world conditions.

When Should You Use This Calculator?

  • Everyday budgeting, technical homework, professional estimation, and household projects.

Assumptions & Limitations

  • Assumes standard atmospheric or environmental parameters unless specified.

Frequently Asked Questions

Calculation Accuracy & Reference Note

Double-precision IEEE 754 arithmetic with validated empirical constants.

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