refund on capital goods

You can claim refund for the GST paid on capital goods only as long as those goods were purchased for business purposes. However, if there are goods that you use for both business and personal purposes , you cannot claim it for the personal part of it. 

No you cannot claim refund

As per section 54 CGST the refund can be claim only in below given condition:

Export of goods or services.
• Supplies to SEZs units and developers
• Deemed exports
• Refund of taxes on purchase made by UN or embassies etc.
• Refund arising on account of judgment, decree, order, or direction of the Appellate Authority, Appellate Tribunal, or any court.
• Refund of accumulated Input Tax Credit on account of inverted duty structure
• Refund of pre-deposit (Cash ledger)