in most industrial zones, electric energy is one of the most important energy sources. since electrical motors are the main energy consumers of industrial factories, consumption optimization in these motors can be considered as a main option related to energy saving. one very effective way to reduce the consumption of these equipment is to use a motor speed controllers or drives. since the loss...

In the face of an oversupplied world pig market only the most efficient producers will stay in business. By and large these will be the operations that are able to more successfully exploit the genetic potential of their animals. Similarly, only those breeders who are able to demonstrate sustained genetic improvement will sell stock to the smaller number of large producers who are left. Althoug...

background: despite therapeutic effect of hemodialysis in end stage renal disease (esrd) patients, these patients encounter different physical and psychological tensional factors. physical exercises have beneficial physical and psychological effects on patients under hemodialysis as one of the accessory therapeutic methods. as few studies have been done about the effects of physical exercise on...

background: bilateral activities are novel methods which are used for refreshing hemiplegic patients. but there are a lot of controversies regarding their efficiency. the aim of this study is to compare the effects of unilateral with bilateral arm training on upper arm function in patients with hemiplegic disorders. methods: in a clinical trial 23 hemiplegic patients were selected for the study...