CoolCraft: Mastering Refrigeration & HVAC design Part1 from Udemy

What's inside

Learning objectives

Some basic physics
Laws of thermodynamics
Behavior of refrigerants and their properties
Refrigerant pressure enthalpy chart and how to acquire property values
Acquiring values of refrigerant properties from tools like refprop/ cre/ genetron properties
Refrigeration cycle and its types
Psychrometric chart
Heat load calculation - refrigeration and air conditioning
Different types of refrigeration cycles and their pros & cons

Components of a refrigeration system in details
Explanation of terminologies like superheat, subcooling, desuperheating, etc.
Sizing and selection of refrigeration system components
Accessories in a refrigeration system
Refrigeration pump fundamentals
Sequence of operation/control philosophy of a refrigeration system
Design calculations
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Some basic physics
Laws of thermodynamics
Behavior of refrigerants and their properties
Refrigerant pressure enthalpy chart and how to acquire property values
Acquiring values of refrigerant properties from tools like refprop/ cre/ genetron properties
Refrigeration cycle and its types
Psychrometric chart
Heat load calculation - refrigeration and air conditioning
Different types of refrigeration cycles and their pros & cons
Components of a refrigeration system in details
Explanation of terminologies like superheat, subcooling, desuperheating, etc.
Sizing and selection of refrigeration system components
Accessories in a refrigeration system
Refrigeration pump fundamentals
Sequence of operation/control philosophy of a refrigeration system
Design calculations
Show more
Show less

Syllabus

Meet the instructor

Introduction

Course content.

Perform heat load calculations and fully comprehend the laws of thermodynamics.This section covers the physics behind the refrigeration process.

Types of thermodynamic systems

History and application of refrigeration.

Laws of thermodynamics

Physical quantities and their systems.

Physical properties of matter

Temperature - Dry bulb, wet bulb and dew point temperature

Mass - a fundamental property

Energy - the force behind life.

Specific Enthalpy- the heat content per unit mass

Entropy- that always expands

Density - the concentration scale

Specific gravity - will it float or sink

Specific heat- The heat that changes temperature

Latent heat - The HEAT that no one feels.

Specific ratio/Laplace's coefficient/Adiabatic index/heat capacity ratio

Quality - Indicator of vapour content in fluid.

Viscosity - A resistance to change

Humidity - not wanted but cant live without it

The amount of water vapor in air.

Thermal conductivity - the ability of matter to conduct heat

Universal Gas law

Different thermodynamic processes.

How heat transfers and its causes.

States of matter.

Introduction to heat load calculation

Heat gained through the boundaries of refrigerated space.

Heat gained through transparent or translucent boundaries of a refrigerated space.

Heat gained from objects in the refrigerated space.

Heat gained due to respiration - human or vegetables or fruits

Air that infiltrates and adds heat to a space.

Heat added to a space by air ventilation.

Occupancy load : Heat generated by a human body

Heat addition due to functioning of equipment.

Heat generated from cooling unit motor.

Heat generated due to lighting.

Heat load calculation for comfort cooling.

Heat load calculation for perishable product cooling.

This quiz is related to the basic thermodynamic properties.

Calculate properties of refrigerants and use the psychrometric chart

Introduction to refrigerants.

Classifications of refrigerant.

Refrigerant and its behavior.

Deciding a refrigerant based on its various properties.

Pressure Temperature diagram.

Study of the pressure enthalpy diagram.

Finding properties of refrigerant using pressure enthalpy diagram.

Properties of water and water vapor.

Chart for finding various properties of moist air.

Using a psychrometric chart and psychrometric formulas.

Refrigerant tools - Know how

This quiz is related to the refrigerant properties.

Know the refrigeration cycle in detail and learn about the components

Types of refrigeration system

Explanation of vapor compression cycle

Simplified Piping and Instrumentation diagram

Some common terms used and their explanation.

Function and type of compressors

Equipment that separates refrigerant and oil

Equipment that stores oil

Equipment that recovers waste heat to use it elsewhere

Equipment that changes the state of a refrigerant.

The storage tank of refrigerant

Equipment that purifies the refrigerant

Liquid subcooling and increasing system efficiency

Pressure reducing valve

Heat exchanger that absorbs heat from the target subject.

The valve that maintains a differential pressure for accurate temperature control

A protection device

Filter that catches dirt and debris at compressor inlet

An equipment that keeps the oil clean of dirt and moisture

An equipment that regulates the flow of oil into the compressor

Instrumentation used for control, protection and monitoring of a refrigeration system.

Brains of a refrigeration system.

Electrical equipment used for control and protection of refrigeration equipment.

Different type of valves and their functions.

Pipes used in a refrigeration and air conditioning system.

Ducting - Types, classification and aspect ratio

Exchanging heat heat energy while ventilation to improve the efficiency of a refrigeration or an air conditioning system.

Insulation that restricts intrusion of heat energy.

Different types of refrigeration cycles and arrangements.

Different accessories used in a refrigeration system to improve efficiency and enable protection.

Pump fundamentals.

This quiz is related to the components of a refrigeration system.

All necessary design calculations that is required to successfully design a refrigeration system.

The necessity of design calculations.

Calculation of mass flow rate of refrigerants.

Calculating the temperature and enthalpy of mixed flow of a fluid.

Bernoulli's equation and its application.

Pressure drop calculation in pipelines for single phase and two phase fluid.

Pressure drop calculation for valves.

Pressure drop calculation for Newtonian fluid of laminar flow (oil).

Calculation of water flow for cooling and heating application.

Calculation for total dynamic head required by a pump.

Pump affinity law calculation.

Calculation for cooling or heating air flow.

Calculation of pressure drop in ducts and determining static pressure required for a fan.

Good to know

Know what's good

, what to watch for

, and possible dealbreakers

Examines principles of thermodynamics and their application in cooling designs, a key skill set for HVAC professionals

Develops foundational knowledge of refrigeration cycles, heat transfer, and psychrometrics, providing a strong foundation for learners new to HVAC design

Incorporates real-world examples and industry practices to prepare learners for practical challenges in HVAC design

Taught by industry experts with extensive experience in refrigeration and HVAC design, offering learners insights from leading professionals

Provides a comprehensive overview of HVAC design concepts, from basic principles to advanced applications

Requires prerequisites in thermodynamics and heat transfer, which may limit accessibility for learners without a technical background

Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in CoolCraft: Mastering Refrigeration & HVAC design Part1 with these activities:

Review basic thermodynamics

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Familiarize yourself with thermodynamics through this benchmark reference to build a stronger foundation for the upcoming course

View Thermodynamics: An Engineering Approach ISE on Amazon

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Read and understand textbook sections covering basic terminology and definitions.
Review exercies and solve chapter end questions

Learn about vapor compression refrigeration cycle

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Gain a comprehensive understanding of this fundamental refrigeration cycle through structured tutorials

Browse courses on Refrigeration Cycle

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Study the basic components of refrigeration systems: compressor, condenser, expansion valve, evaporator, refrigerant flow direction.
Follow the flow of refrigerant through the cycle.
Understand the role of each component in cooling the air/space.

Calculate heat load for different spaces

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Strengthen your ability to evaluate building heat load for efficient refrigeration system design

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Identify different types of heat gain and their sources.
Apply formulas and methods to calculate heat load for specific spaces.
Consider factors affecting heat load like occupancy, lighting, equipment, infiltration.

One other activity

Expand to see all activities and additional details

Show all four activities

Create a psychrometric chart

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Enhance your understanding of the relationship between air properties by visually representing them

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Understand the axes of a psychrometric chart and their significance.
Learn to plot different points on the chart representing different air conditions.
Practice reading and interpreting the chart for various applications.

Career center

Learners who complete CoolCraft: Mastering Refrigeration & HVAC design Part1 will develop knowledge and skills that may be useful to these careers:

Refrigeration Engineer

A Refrigeration Engineer designs, installs, maintains, and repairs refrigeration systems, which are used to cool and control the temperature of spaces. In this course, you will study the principles of refrigeration and air conditioning design and learn how to apply them to real-world projects. This will provide you with the knowledge and skills you need to succeed as a Refrigeration Engineer and confidently design innovative refrigeration solutions that meet the needs of your clients.

See salaries and explore the career path for Refrigeration Engineer

HVAC Engineer

HVAC Engineers design, install, maintain, and repair heating, ventilation, and air conditioning (HVAC) systems. In this course, you will study the principles of refrigeration and air conditioning design and learn how to apply them to real-world projects. This will provide you with the knowledge and skills you need to succeed as an HVAC Engineer and confidently design innovative HVAC solutions that meet the needs of your clients.

See salaries and explore the career path for HVAC Engineer

Mechanical Engineer

Mechanical Engineers design, develop, build, and test machines and mechanical systems. In this course, you will learn about the principles of thermodynamics, heat transfer, and fluid mechanics, which are essential for the design of refrigeration and air conditioning systems. This will provide you with the knowledge and skills you need to succeed as a Mechanical Engineer and confidently design innovative products that meet the needs of your clients.

See salaries and explore the career path for Mechanical Engineer

Project Manager

Project Managers plan, execute, and close projects. In this course, you will learn about the principles of project management, which are essential for the successful implementation of refrigeration and air conditioning projects. This will provide you with the knowledge and skills you need to succeed as a Project Manager and confidently lead your team to success.

See salaries and explore the career path for Project Manager

Sales Engineer

Sales Engineers sell technical products and services. In this course, you will learn about the principles of refrigeration and air conditioning design and how to apply them to real-world projects. This will provide you with the knowledge and skills you need to succeed as a Sales Engineer and confidently sell your products and services to your clients.

See salaries and explore the career path for Sales Engineer

Consultant

Consultants provide advice and guidance to businesses and organizations. In this course, you will learn about the principles of refrigeration and air conditioning design and how to apply them to real-world projects. This will provide you with the knowledge and skills you need to succeed as a Consultant and confidently provide your clients with the advice and guidance they need to make informed decisions.

See salaries and explore the career path for Consultant

Researcher

Researchers conduct scientific research to advance knowledge and understanding. In this course, you will learn about the principles of refrigeration and air conditioning design and how to apply them to real-world projects. This will provide you with the knowledge and skills you need to succeed as a Researcher and confidently conduct research that contributes to the advancement of the field.

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Educator

Educators teach students at all levels. In this course, you will learn about the principles of refrigeration and air conditioning design and how to apply them to real-world projects. This will provide you with the knowledge and skills you need to succeed as an Educator and confidently teach your students about the principles of refrigeration and air conditioning design.

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Entrepreneur

Entrepreneurs start and run their own businesses. In this course, you will learn about the principles of refrigeration and air conditioning design and how to apply them to real-world projects. This will provide you with the knowledge and skills you need to succeed as an Entrepreneur and confidently start your own business in the refrigeration and air conditioning industry.

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Policy Analyst

Policy Analysts research, analyze, and make recommendations on public policy. In this course, you will learn about the principles of refrigeration and air conditioning design and how to apply them to real-world projects. This will provide you with the knowledge and skills you need to succeed as a Policy Analyst and confidently make recommendations on public policy that affects the refrigeration and air conditioning industry.

See salaries and explore the career path for Policy Analyst

Financial Analyst

Financial Analysts analyze financial data and make recommendations on investments. In this course, you will learn about the principles of refrigeration and air conditioning design and how to apply them to real-world projects. This will provide you with the knowledge and skills you need to succeed as a Financial Analyst and confidently make recommendations on investments in the refrigeration and air conditioning industry.

See salaries and explore the career path for Financial Analyst

Operations Manager

Operations Managers oversee the daily operations of a business or organization. In this course, you will learn about the principles of refrigeration and air conditioning design and how to apply them to real-world projects. This will provide you with the knowledge and skills you need to succeed as an Operations Manager and confidently oversee the operations of a refrigeration and air conditioning business or organization.

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Quality Assurance Manager

Quality Assurance Managers ensure that products and services meet quality standards. In this course, you will learn about the principles of refrigeration and air conditioning design and how to apply them to real-world projects. This will provide you with the knowledge and skills you need to succeed as a Quality Assurance Manager and confidently ensure that refrigeration and air conditioning products and services meet quality standards.

See salaries and explore the career path for Quality Assurance Manager

Product Manager

Product Managers develop and manage product lines. In this course, you will learn about the principles of refrigeration and air conditioning design and how to apply them to real-world projects. This will provide you with the knowledge and skills you need to succeed as a Product Manager and confidently develop and manage refrigeration and air conditioning product lines.

See salaries and explore the career path for Product Manager

Marketing Manager

Marketing Managers plan and execute marketing campaigns. In this course, you will learn about the principles of refrigeration and air conditioning design and how to apply them to real-world projects. This will provide you with the knowledge and skills you need to succeed as a Marketing Manager and confidently plan and execute marketing campaigns for refrigeration and air conditioning products and services.

See salaries and explore the career path for Marketing Manager