OGPSS - The ARPA-E 2012 Awards

The Department of Energy has just announced the projects that have been selected for funding in the next round of the ARPA-E program . (This...

Waterjetting 3d - High-pressure pump flow and pressure

When I first began experimenting with a waterjet system back in 1965 I used a pump that could barely produce 10,000 psi. This limited the r...

Waterjettting 3c - Pressure Washers

It is sometimes easy, in these days when one can go down to the local hardware store and buy a Pressure Washer that will deliver flow rates ...

OGPSS - Global oil demand and Iranian production

One of the headlines this week has come from the IEA Report that suggests that the United States will be the top global oil producer in fiv...

Waterjetting 3b - Pumps, Intensifiers and Cannons

When we say a rock is hard it means something different, in terms of strength, to the meaning when we say that we want an egg hard boiled. T...

OGPSS - More on the MS&T Geothermal Project

Ah, the election is over! Those outside the United States might not understand the relief, but as a minor example we had 6 different phone ...

The Red Paint People, Doggerland and my DNA.

Over the last couple of months I have been putting up the occasional post on my own family tree, as it is becoming defined by DNA analysis, ...

Waterjetting 3a - Pump pressure is not cutting pressure

When I began this series I pointed out that whenever a waterjet is going to be used both the target material and the waterjet delivery syste...

OGPSS - The quiet steps of a Geothermal movement

The election is now less than a week away, with two entirely different paths possible for our future as we move past the election into next ...