Author Archives: daryan12

About daryan12

Engineer, expertise: Energy, Sustainablity, Computer Aided Engineering, Renewables technology

Hyperloopy

I recently looked at the hyperloop system proposed by SpaceX founder Elon Musk and highlighted a number of problems with the proposed system, notably its likely very high costs, the technical challenges involved in building it, the barf enduing ride and the … Continue reading

Posted in aviation, future, robot car, space, technology, transport | Tagged , , , , | 4 Comments

A closer estimate on nuclear energy cost options

Originally posted on daryanblog:
I stumbled across a tool from the Bulletin of the Atomic Scientist, which purports to calculate the full cycle cost of nuclear energy. While it has its limitations, I think does highlight a few interesting points.…

Posted in clean energy, climate change, economics, energy, environment, nuclear, renewables, subsidy, sustainability, sustainable, technology | Tagged , , , , , , , | 1 Comment

Peak Sand

An interesting video here from the Economist regarding a growing resource scarcity problem, that of a shortage of sand. Sand is crucial for building projects, notably the production of concrete. Sand is also used for coastal defence to shore up … Continue reading

Posted in climate change, environment, sustainability, sustainable | Tagged , , | 1 Comment

The Hyperloop hyperbole

I discussed the hyperloop proposal sometime ago and I thought I would be worth updating on its progress. On the one hand, they have managed to build a test track and run some tests. However, the critics argue they’ve barely … Continue reading

Posted in aviation, cars, energy, environment, future, space, sustainability, technology, transport | Tagged , , , , , , , | 1 Comment

Trump the African Dictator

Originally posted on daryanblog:
We were warned by Trevor Noah, prior to the election, that Trump sounded a lot like an African dictator. Unfortunately, every day he and his regime are becoming ever more like one. The constant posturing for…

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A possible counter to the Fermi paradox

“If we were made of some rare isotope of Bismuth you might have an argument for us being alone in the cosmos” Neil DeGrasse One of the things that often comes up when discussing topics related to space or future … Continue reading

Posted in aviation, future, space, technology | Tagged , , , | 1 Comment

The trouble with trade: Walmart

Originally posted on daryanblog:
One has to worry about the consequences of a US/UK trade deal. As I’ve said before, getting a trade deal isn’t the problem, its the concession the UK will inevitably be forced to accept as part…

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