They use various devices to try to clean up the hydrogen, but even so, the hydrogen that comes out of them is not pure, and this lowers the efficiency of the fuel cell. Because reformers impact fuel cell efficiency, DOE researchers have decided to concentrate on pure hydrogen fuel-cell ...
Builders often refer to the exterior of a home as the "envelope" or the "shell." Sealing the envelope or shell against air infiltration (air leaking into the house from outside) and air exfiltration (air leaking from inside the house to the outside) helps reduce your energy expenditure for...
A deemed rate is normally among the most expensive business energy tariffs out there. It will be in place because you have just moved into a new business premises and are yet to negotiate your own contract with a business energy supplier. However, you are free to switch suppliers when under...
Let's figure out how much force a typical car might use to push its tires down the road. Let's say our car weighs 4,000 pounds (1814.369 kg), and the tires have a CRF of 0.015. The force is equal to 4,000 x 0.015, which equals 60 pounds (27.215 kg). Now let's figure out...
So far you've identified what you're currently doing and whether it's paying off. Now, you're going to figure out what activities to cut and what to keep or add. Obviously, any activities that showed up from your earlier analysis of your current activities as clearly leading to clients ...
Here is an energy consumption chart to help you understand global energy consumption over the years:- Global Energy Consumption by Source The energy that we need to carry out our day-today activities comes from a variety of sources. However, the maximum chunk for global consumption comes from ...
Refer to Figure 2, which shows the MAX77711 EV kit in a four-phase configuration (one output). To highlight the point made with Figure 1, note the varying lengths of traces that the current must flow through if the load is taken from the OUT4 terminal. Ph...
This consolidation frequently gives rise toconfusion over the two functions’ exact roles. Marketing’s primary responsibility is to craft the long-term strategy that identifies customer needs, to shape the target market’s perceptions, and to figure out how the company can capitalize on these facto...
You can use the table below to figure out the correct load size for your washing machine in pounds. How many Clothes to Put in Your Washing Machine We must first analyze the washing machines by tub volume or capacity to clarify the maximum number of garments that may be added to a partic...
energy transmission. That is, in cold climates, a higher "g-value" helps to provide more useful solar gains and limit heating needs. In hot climate countries, a lower "g-value" helps control unnecessary solar gain to limit heating needs. In the figure below we show the operation of some...