However, when connecting large scale DFIGs into weak grid or micro-grid, the current DFIG control strategies which are designed based on an assumption of strong grid connection condition are very difficult to be adapted.
However, to assess the relationship between brain size and cognitive ability in a standardized experiment across species is difficult because every species has evolved to be adapted to its unique ecology (Shettleworth 2009, but see MacLean et al. 2014).
Policies have to be adapted".
But the Y.M.C.A. of Greater New York, which operates nearly 200 camps and buildings in New York and upstate, including 19 centers in the city, has been saddled with many old buildings that are difficult to adapt to today's demands, officials said.
While FPGAs are generally difficult to program, GPUs are difficult to adapt to onboard processing requirements in spaceborne missions due to its extremely high power consumption.
Moreover, once introduced, they are difficult to adapt, or revise even, to suit changing framework conditions.
However, these strategies are difficult to adapt to large-scale human clinical trials.
However, oilseed castor cultivation is limited to tropical and sub-tropical regions, and seeds are laboriously harvested by methods that are difficult to adapt to large-scale production.
Processes depending on primary cell culture, however, are difficult to adapt to modern vaccine production.
First, NGO alliances are difficult to establish, but even more difficult to adapt and sustain with mass public support.
Adapted coordinates are difficult to construct directly, without an appropriate singularly perturbed model of the dynamics.
