DEV Community

Evgenii Konkin profile picture

Evgenii Konkin

Software engineer & founder of CalcEngineer.com. Building tools that make engineering math fast and accessible. HVAC, electrical, structural calculators.

Location Irvine, California Joined Joined on  Personal website https://calcengineer.com

Work

Software engineer & founder of CalcEngineer.com

The Engineering Math Behind Cooling Tower Efficiency: Wet-Bulb Limited Thermal Performance Analysis
evgeniikonkin profile

The Engineering Math Behind Cooling Tower Efficiency: Wet-Bulb Limited Thermal Performance Analysis

#coolingtowerefficiency #hvacengineering #ashrae901 #condenserwatersystems
Comments
4 min read
The Engineering Math Behind Cooling Tower Performance: Decoding Approach vs. Range
evgeniikonkin profile

The Engineering Math Behind Cooling Tower Performance: Decoding Approach vs. Range

#coolingtowerapproach #hvacengineering #ashrae901 #condenserwatersystems
Comments
3 min read
How to Calculate Air Density: Essential Methods for HVAC System Design and Performance Analysis
evgeniikonkin profile

How to Calculate Air Density: Essential Methods for HVAC System Design and Performance Analysis

#airdensity #hvacengineering #ashraestandards #systemperformance
Comments
9 min read
How to Determine AFCI Protection Requirements: A Rule-Based Classification Approach for Electrical Design
evgeniikonkin profile

How to Determine AFCI Protection Requirements: A Rule-Based Classification Approach for Electrical Design

#afciprotection #electricalcodecompliance #nec21012 #arcfaultcircuitinterrupter
Comments
9 min read
The Engineering Math Behind HVAC Sizing: Deconstructing the Cooling Load Formula
evgeniikonkin profile

The Engineering Math Behind HVAC Sizing: Deconstructing the Cooling Load Formula

#coolingloadcalculation #hvacengineering #ashraestandards #systemsizing
Comments
3 min read
The Engineering Math Behind Cool Roof Energy Savings: Breaking Down the Reflectance Difference Formula
evgeniikonkin profile

The Engineering Math Behind Cool Roof Energy Savings: Breaking Down the Reflectance Difference Formula

#coolroofenergysavings #solarreflectance #hvacengineering #ashrae901
Comments
3 min read
The Engineering Math Behind Commercial Kitchen Energy Recovery: Applying Sensible Heat Transfer Analysis for Feasibility Screening
evgeniikonkin profile

The Engineering Math Behind Commercial Kitchen Energy Recovery: Applying Sensible Heat Transfer Analysis for Feasibility Screening

#commercialkitchenenergyrecover #hvacengineering #ashraestandards #heatexchangereffectiveness
Comments
3 min read
How to Calculate Air Changes per Hour: A Practical Guide for HVAC Ventilation Design and Code Compliance
evgeniikonkin profile

How to Calculate Air Changes per Hour: A Practical Guide for HVAC Ventilation Design and Code Compliance

#airchangesperhour #achcalculation #hvacventilation #ashraestandards
Comments
9 min read
How to Calculate Server Rack Heat Load: A Practical Guide for Data Center HVAC Design
evgeniikonkin profile

How to Calculate Server Rack Heat Load: A Practical Guide for Data Center HVAC Design

#serverrackheatload #datacentercooling #ashraethermalguidelines #hvacengineering
Comments
9 min read
How to Calculate Delta T in HVAC Systems: Diagnosing Performance and Validating Design
evgeniikonkin profile

How to Calculate Delta T in HVAC Systems: Diagnosing Performance and Validating Design

#deltat #hvacdiagnostics #heattransfer #systemperformance
Comments
9 min read
The Engineering Math Behind Thermal Comfort: Decoding ASHRAE 55's Adaptive Model
evgeniikonkin profile

The Engineering Math Behind Thermal Comfort: Decoding ASHRAE 55's Adaptive Model

#ashrae55 #adaptivecomfort #thermalcomfort #naturalventilation
Comments
3 min read
The Engineering Math Behind Cooling Load Calculations: From Physics to Python
evgeniikonkin profile

The Engineering Math Behind Cooling Load Calculations: From Physics to Python

#coolingload #hvacdesign #ashrae #systemsizing
Comments
3 min read
The Engineering Math Behind Cool Roof Energy Savings: A Steady-State Screening Method for HVAC Engineers
evgeniikonkin profile

The Engineering Math Behind Cool Roof Energy Savings: A Steady-State Screening Method for HVAC Engineers

#coolroof #energysavings #hvacdesign #solarreflectance
Comments
4 min read
The Engineering Math Behind HVAC Coil Sizing: Decoding the Capacity Formulas
evgeniikonkin profile

The Engineering Math Behind HVAC Coil Sizing: Decoding the Capacity Formulas

#coilcapacity #hvacengineering #psychrometrics #coolingcoilsizing
Comments
3 min read
How to Calculate Coil Capacity: Essential HVAC Design and Verification
evgeniikonkin profile

How to Calculate Coil Capacity: Essential HVAC Design and Verification

#hvac #engineering #calculator #technicalguide
Comments
5 min read
How to Calculate Refrigerant Charge: A Professional HVAC Engineering Guide
evgeniikonkin profile

How to Calculate Refrigerant Charge: A Professional HVAC Engineering Guide

#hvac #engineering #calculator #technicalguide
Comments
6 min read
How to Calculate Supply Air Temperature: Essential HVAC Design Guide
evgeniikonkin profile

How to Calculate Supply Air Temperature: Essential HVAC Design Guide

#hvac #engineering #calculator #technicalguide
Comments
5 min read
How to Calculate HVAC Efficiency: A Professional Guide for System Analysis
evgeniikonkin profile

How to Calculate HVAC Efficiency: A Professional Guide for System Analysis

#hvac #engineering #calculator #technicalguide
Comments
5 min read
How to Calculate Duct Velocity: Essential HVAC Design Parameter
evgeniikonkin profile

How to Calculate Duct Velocity: Essential HVAC Design Parameter

#hvac #engineering #calculator #technicalguide
Comments
5 min read
How to Calculate Air Velocity: Essential HVAC Duct Design Guide
evgeniikonkin profile

How to Calculate Air Velocity: Essential HVAC Duct Design Guide

#hvac #engineering #calculator #technicalguide
Comments
5 min read
Server Rack Heat Load: The Practical Starting Point for Data Center HVAC
evgeniikonkin profile

Server Rack Heat Load: The Practical Starting Point for Data Center HVAC

#hvac #engineering #datacenter #tutorial
Comments
6 min read
How to Calculate Latent Heat Load: HVAC Dehumidification Design
evgeniikonkin profile

How to Calculate Latent Heat Load: HVAC Dehumidification Design

#hvac #engineering #calculator #technicalguide
Comments
5 min read
How to Calculate Enthalpy: Complete HVAC Guide
evgeniikonkin profile

How to Calculate Enthalpy: Complete HVAC Guide

#engineering #hvac #calculator #enthalpy
Comments
4 min read
How to Calculate Heat Exchanger Duty: LMTD Method for HVAC Engineers
evgeniikonkin profile

How to Calculate Heat Exchanger Duty: LMTD Method for HVAC Engineers

#engineering #hvac #calculator #heatexchanger
Comments
4 min read
How to Calculate Air Changes Per Hour: Complete HVAC Engineering Guide
evgeniikonkin profile

How to Calculate Air Changes Per Hour: Complete HVAC Engineering Guide

#engineering #hvac #ventilation #airquality
Comments
4 min read
How to Calculate Voltage Drop: A Complete Engineering Guide
evgeniikonkin profile

How to Calculate Voltage Drop: A Complete Engineering Guide

#electrical #voltagedrop #calculator #engineering
Comments
4 min read
How to Calculate Arc Flash Energy: A Complete NEC Guide
evgeniikonkin profile

How to Calculate Arc Flash Energy: A Complete NEC Guide

#electricalengineerin #arcflash #nfpa70e #incidentenergy
Comments
4 min read
How to Calculate Heat Pump Size: A Complete Engineering Guide
evgeniikonkin profile

How to Calculate Heat Pump Size: A Complete Engineering Guide

#engineering #hvac #calculator #heatpump
Comments
4 min read
How to Calculate Cooling Load: HVAC System Design Guide
evgeniikonkin profile

How to Calculate Cooling Load: HVAC System Design Guide

#engineering #hvac #coolingload #calculator
Comments
4 min read
How to Calculate Voltage Drop per NEC: Formula, Wire Size Table, and Online Calculator
evgeniikonkin profile

How to Calculate Voltage Drop per NEC: Formula, Wire Size Table, and Online Calculator

#electrical #engineering #calculator #nec
Comments
3 min read
loading...