Global sensitivity analysis and optimal design of heat recovery ventilation for zero emission buildings

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The temperature should be between 70°F and 75°F and the humidity should be between 20% and 60%. However, humidity above 40°n helps reduce airborne viral contamination. So what's the point of following these guidelines? Here are six key benefits of good ventilation and air quality. Good air quality and ventilation promotes focus, decision-making skills, job satisfaction, endurance, energy and more. It's not just that employees don't mind being in too hot, too cold, or stuffy atmospheres. Lowering your CO2 levels and getting more fresh air and oxygen will help your brain perform at its best. A Harvard study found a direct link between better air quality and better decision-making. In particular, air with a lower CO2 content (600 ppm) enabled participants to work at a higher level and strategize. The study also found that workers in environmentally certified buildings performed better on cognitive tests than workers in standard buildings. The most important principle is not to act beyond your personal level of competence. Comfortable temperatures also contributed to increased productivity. Is it worth upgrading your HVAC system or increasing ventilation to get these benefits? Harvard says doubling the ventilation rate he said would cost about $40 per person per year. At the same time, the company estimates that it could gain $6,500 per person per year in productivity gains. Poor indoor air quality can cause eye irritation, inflammation, and breathing difficulties. It can also exacerbate existing health problems. Poor air quality is also associated with sick house syndrome. This is a situation where staff and students report a range of symptoms inside the building but not outdoors. That's why ventilation is so important. Ventilation systems help people stay healthy. For example, double ventilation in previously poorly ventilated buildings has been shown to reduce sick leave by 35%. Similarly, there is a correlation between better classroom ventilation and lower absenteeism. In 1983, Lockheed his Martin moved one of his teams into a new building designed to improve natural light, airflow and energy efficiency. The company found that absenteeism dropped by about 15% and the productivity gains were more than enough to cover the cost of building in his first year. The worst thing you can do is show up to a meeting or interview and sweat because the indoor climate is too hot or stagnant. Instead of focusing on the conversation, I just want to relax. It can be hard to say exactly what the problem is, but it certainly bothers you when you walk into a damp office space with poor ventilation. We all spend 100% of our time breathing air. Humidity should be monitored to prevent mold growth.  Instead, use the building's ventilation system to keep people calm. A comfortable atmosphere helps potential clients and partners relax, which is great. A good ventilation system reduces odors and keeps indoor air fresh. Managing your utility bills is always a problem, and heating and ventilation use a lot of energy. However, there are ways to balance the energy costs and health benefits of good ventilation.