HVAC Engineering

Project Outsourcing

Outsource your project to the MR CFD simulation engineering team. Our experts are ready to carry out every CFD project in all related engineering fields. Our services include industrial and academic purposes, considering the ANSYS Fluent software's wide range of CFD simulations. By outsourcing your project, you can benefit from MR CFD's primary services, including Consultation, Training, and CFD Simulation. The project freelancing procedure is as follows:


An official contract will be set based on your project description and details.


As we start your project, you will have access to our Portal to track its progress.


You will receive the project's resource files after you confirm the final report.


Finally, you will receive a comprehensive training video and technical support.


Heating, ventilation, and air conditioning are abbreviated as HVAC. HVAC stands for heating and cooling of residential and commercial buildings, as well as the many systems that transfer air between indoor and outdoor regions. They’re the systems that keep you warm in the winter and make you feel calm and refreshed in the summer. They’re also the systems that filter and clean the air inside your home to keep you healthy and maintain humidity levels at a comfortable level. The heating and cooling of space isn’t the only purpose of an HVAC system.

Instead, it enhances interior air quality and ensures that everyone inside a building is comfortable. While there are a variety of HVAC systems, they always start with the same basic components. First and foremost, there is a source of fresh air from outside or within the residence. Ventilation is the term for this process, which occurs in two ways. Natural ventilation is the movement of air in and out of a space through windows, doors, vents, and other openings. This air exchange is required to give new oxygen while removing carbon dioxide and excess moisture. To move air in and out, mechanical ventilation employs a mechanical system. Gaps and cracks in the building and opening and closing doors provided sufficient natural ventilation in most homes in the past.

On the other hand, modern construction results in significantly more securely sealed homes; therefore, ventilation is becoming a vital component of residential HVAC systems. The air is taken into an air handling unit, where the work begins. Filters remove dirt, dust, and particles from the atmosphere. Heat is applied to the air, cooled, and excess humidity is expelled. The air is delivered into the residence once it is clean, fresh, and comfortable. This involves moving central systems through a network of ducts and registers to different rooms. In the case of other systems, this typically consists in being directed directly into space.

How to Improve HVAC Engineering using CFD Simulations?

The HVAC industry is being revolutionized by computational fluid dynamics (CFD). Above all, it makes investigating airflow trends, temperature distribution, and heat transfer a breeze. It can highlight where heat is escaping, ventilation is inadequate, or cold areas are present, for example. Engineers and designers have more transparency over an entire HVAC system when they use knowledge from a collaborative CFD simulation, where several parties can enter information. Any design can be entered and tested even before the physical space exists. HVAC experts may make decisions based on reliable data and simulation results, whether in the early stages of design or examining an existing building for improvement potential. Tests are conducted virtually, and the prices and resources required are far cheaper than those required for physical analysis.

While CFD is not a newcomer to the HVAC industry, as engineers have been using it for many years, the method it is given is evolving. Previously, similar capabilities were only available as heavy, rigid hardware programs, frequently prohibitively expensive. Leading organizations, such as ANSYS Fluent software, now offer CFD capabilities to younger, smaller, or less tech-oriented businesses through an online service.

HVAC engineers can better comprehend the thermal comfort in a room or a whole building with enhanced accuracy thanks to the ability to represent different heating or cooling sources with simulations. This results in thermally optimal designs and educated decisions on where heating, air conditioning, and ventilation systems should be installed. In the long term, places designed with efficient HVAC design in mind will help everyone live healthier and more comfortably.

CFD on Simulation of Heating and Cooling Systems of Various Buildings

When correctly implemented, natural ventilation is an essential and cost-effective approach that improves indoor air quality by lowering pollutant concentrations. Furthermore, it decreases fatality rates due to breathing issues commonly caused by poor indoor air quality. Finally, it enhances space thermal comfort while lowering the energy used by air conditioning systems.

CFD models have grown in popularity as a tool for estimating ventilation performance. The answer includes detailed information on air velocity, pressure, and temperature distribution. Despite the simulation studies’ simplifications, the CFD analyses’ results are usually an accurate representation of a real-life system. CFD software is a powerful tool in engineering research because of its flexibility and cost-effectiveness.


CFD Usage for the Effect of Solar Radiation on Thermal Comfort

In today’s society, an increasing number of people spend the majority of their time in enclosed environments with artificial climatic conditions, in which thermal comfort is the main factor: glazing systems, both in terms of dimensions and material characteristics, are critical because they influence the parameters used to evaluate thermal comfort.

Solar gain is an unfavorable side effect of this architectural strategy since it causes uncontrollable space heating and increases interior air temperatures, resulting in poor occupant thermal comfort. Solar radiation penetrates fast to the building interior, where objects and surfaces absorb it and are maintained within the contained domain of the interior space due to glass’s high transparency in the visible and shortwave bands.

Active interventions such as air conditioning, solar control glass coatings, automatic mechanical louvers, blinds, curtains, and so on are necessary to mitigate the effects of solar gain. These typical approaches have alarming disadvantages, such as inefficient energy use, high costs, adverse environmental impact, and poor aesthetic attributes. By activating an electrically conductive interlayer between two glass panes, switchable windows provide a modern innovative controlled technical solution with low power consumption and regulated levels of transparency/opacity.

Many efforts are being made to develop alternative methods for predicting thermal comfort; one exciting way could be modeling using CFD programs, which allows for the simulation of thermal and velocity profiles within environments.

Repelling Coronavirus Inside an Enclosed Area using CFD

Coronavirus (COVID-19) has been identified as the world’s most critical human issue because it is harmful to living organisms and has a high transmission power between sick and healthy people. Coronaviruses spread when a sick person coughs or sneezes without wearing a mask. One of the most important recommendations from experts for minimizing illness transmission is to consider the social distance between persons in society.

Because many people are generally packed into a small space with a weak ventilation system, the elevator cabin is one of the most crucial spaces in the topic of coronavirus disease.

This post just looked at a few CFD applications that can help improve HVAC. The Mechanical business has many CFD applications, ranging from Generator Room Ventilation Applying Fans to modeling an Air Freshener Spray in the Restroom and Dehumidifier to assess the main parameters such as velocity, temperature, and pressure, all of which are key challenges in the industry.

Most aspects of the HVAC industry rely on fluid dynamics. Although physical prototypes are required for later phases of development, CFD studies may significantly speed up design and optimization in the early stages.

MR-CFD Services

The MR-CFD team conducted numerous outsourced simulation projects for industrial and researched HVAC applications. With several years of experience simulating various problems in various CFD fields using ANSYS Fluent software, the MR-CFD team is ready to offer extensive services of simulation configurations. For example, Generator Room Ventilation Applying Fans simulation is freelanced and carried out to achieve the solution’s key parameters.

Most of the time, generators are mechanical devices that can transform mechanical energy into AC or DC electrical energy. The magnetic field of a conductor is altered throughout this process of producing electricity. A generator’s alternator is a component in which a magnetic field (rotor) revolves around an armature (stator). Thirty rows of generators are modeled as being located in a shed for the purposes of this simulation. The shed’s roof and the areas in front of each generator device allow free air to flow into the generator room.

However, an effort has been made in this simulation to take into account two sets of large and small fans inside this shed as well as in the vicinity of the alternator and generator to assess the impact of the fan on the airflow in these locations.

The following research simulates an Air Freshener Spray in a Restroom using ANSYS Fluent software. The air freshener is one home décor product that remarkably impacts the home’s style and modernization. Everyone is drawn to a home that always has a pleasant scent. To create a fragrant environment in your house, install an air freshener. Having an electric air freshener in your house and workplace may be pretty helpful because it has been demonstrated that people perform better at work and are happier when they are in scented environments. One of a home’s most important components is the restroom. Therefore, to ensure that the restroom is constantly clean and odor-free, we advise that you own a high-quality air freshener. The air freshening appliances come in various designs, including steam generators, heaters, sprayers, and deodorizers.

Using ANSYS Fluent software, the other simulation involves a Dehumidifier. A dehumidifier is a type of air conditioner that lowers and regulates the humidity in the air. By removing water from humid air, this device improves the health and thermal comfort of those who are present, gets rid of musty odors, and stops mildew from growing.

This idea employs surface moisture absorption to dry the air. Multiple rows of plates are arranged inside a chamber that serves as a flow barrier. These barriers’ presence forces the moist airflow to wind through and constantly come into contact with various plates, trapping the moisture in the air by these plates.

MR-CFD, an Expert in the Field of HVAC Simulations

With several years of experience in simulating various problems in different CFD fields using ANSYS Fluent software, the MR-CFD Company is ready to offer extensive modeling, meshing, and simulation services. Our simulation Services for HVAC simulations are categorized as follows:

  • Heating and Cooling systems for different types of buildings ranging from residential houses to large shopping malls to industrial units
  • Effect of solar radiation on thermal comfort inside the building located in various longitudes and latitudes
  • Investigation of thermal comfort and contaminant control for different types of spaces
  • Effect of different models of building architecture on the efficiency of air ventilation
  • Effect of varying ventilation models in repelling Coronavirus inside an enclosed area
  • The ability of the traditional ventilation systems to cool the ambient air for parched regions

You may find the related products to the HVAC simulation category in Training Shop.

Our services are not limited to the mentioned subjects, and the MR-CFD is ready to undertake different and challenging projects in the HVAC Engineering modeling field ordered by our customers. We even accept carrying out CFD simulation for any abstract or concept design you have in your mind to turn them into reality and even help you reach the best design for what you may have imagined. You can benefit from MR-CFD expert consultation for free and then order your project to be simulated and trained.

By outsourcing your project to the MR-CFD as a CFD simulation freelancer, you will not only receive the related project’s resource files (Geometry, Mesh, Case & Data, …), but also you will be provided with an extensive tutorial video demonstrating how you can create the geometry, mesh, and define the needed settings(pre-processing, processing and post-processing) in the ANSYS Fluent software all by yourself. Additionally, post-technical support is available to clarify issues and ambiguities.


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