But as is, it is limited in usefulness, and ASHRAE should not be selling this essentially beta version as a serious tool. This app has the beginnings of a good app. Display psych process line as curved along 100% RH line. Zoom in or out of the chart by "pinching" the iPad screen so as to view items in more detail.Ĩ. Also, you can create templates that you can reuse over and over again.ħ. Create an unlimited number of psychrometric chart projects.
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After you have completed creating the chart, you can email a list of all the points and their properties along with a PDF of the chart, itself.Ħ. Also, create custom labels anywhere on the chart.ĥ. Create psychrometric processes by plotting points then connecting them with process lines. In addition, you can double-tap a point to display the point properties and then edit them.Ĥ. As you move your finger around the graph, the psychrometric properties at the top of the screen dynamically update. Using your finger, you can plot as many points as you want on the screen. Allows you to customize the graph in many different ways including specifying the psychrometric chart line colors, chart background color, hide/display status of chart lines, point colors, process line colors, units of graph values, and the min/max limits of the chart.ģ. Displays a fully customizable psychrometric chart in both landscape and portrait modes.Ģ. The HVAC Psych Chart app includes the following features and functionality:ġ. Using your finger, you can easily plot HVAC and other psychrometric processes on the iPad screen while you are out in the field, save the graphs, and then email the graph and results to yourself or clients. The HVAC Psychrometric Chart app is the first truly interactive graphical psychrometric chart for the iPad, and it includes both IP and SI units. See our catalog or contact us directly for more information.The HVAC Psychrometric Chart app is the first truly interactive graphical psychrometric chart for the iPad. We would like to talk about the many receivers and suction accumulators we make for Carrier and other manufacturers. Air Conditioning was now the talk of Broadway. The ladies put away their fans and the actors performed in comfort. Their hard work paid off when the curtain went up. The engineers stayed up all night previous to opening night to get the system ready.
But, as the dielene slowly burned down without a hint of volatility, he granted the permit under the condition that Carrier would not visit him again to pull such a stunt. Carrier ignited a small container of dielene to the great consternation of the chief. No amount of test data could convince him until Carrier staged an impromptu experiment right in the safety chief’s office. Carrier engineers were really sweating it out when the New York City safety chief informed them that the refrigerant that they planned to use, dielene, was not approved by the city. But, it was Carrier’s first big theatre installation which garnered the most attention. It slightly predates Carrier’s models and used carbon dioxide as the refrigerant, a refrigerant which is finding favor again today. Grauman’s Metropolitan Theatre is known as the birthplace of theatre air conditioning. They went from oppressive suffocating hot boxes to cool refuges from the heat during the summer months thanks to Carrier’s centrifugal refrigerating machines.
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But, it was the movie houses that benefitted most. It made trying on dresses in the formerly stuffy dressing rooms during the summer a pleasure. It was a big hit with bargain hunters rubbing shoulders during the hot summer months. Then, Carrier introduced air conditioning to the J.L. Until 1924, air conditioning was used only in industrial processes. Carrier became so engrossed in his subject that he completely forgot to eat his lunch. Carrier where he enthusiastically explained the science of air and water vapor mixtures. Carrier was renowned for his great powers of concentration. The late Ed Bottum of Refrigeration Research remembered a luncheon meeting with Mr. It was a result of his research studying the effects of heat and humidity on heat and cooling comfort. He also invented the psychrometric chart.
Willis Carrier is known as the Father of Air Conditioning.