Onsite crankshaft grinding is the latest trend in shipping industry. Removing crankshaft from the engine block involves dis assembly of all major parts which require time, efforts and money. The best solution for this is to undertake crankshaft grinding and crankshaft polishing onsite without dis assembly of the crankshaft from the engine block.
RA Power Solutions undertake onsite crankshaft grinding and onsite crankshaft polishing and repairs up to 700 mm diameter.
We have team of experience technicians, they travel all over the world with portable and light weight equipment. It is now possible to execute the crankshaft repair in few hours depending on the diameter and extent of the damage of crankshaft.
RA Power Solutions has executed repairs of more than 10,000 crankshaft all over the world for leading shipping companies, power plants, heavy engineering companies, etc.
We are respected in industry for quality, sincerity and low price.
Crankshaft Repair does not require crankshaft to be removed from entablature. In recent past due to seizure of bearing or development of taper, ovality, loss of alignment of crankshaft it was necessary to remove the crankshaft from the engine block and send it to the designated workshop for crankshaft grinding and crankshaft repair.
The introduction of a light weight, vibration free crankshaft grinding equipment facilitates grinding of crankshaft, crankpin and crank main journal on the spot while the crankshaft is assembled in the engine block. There is no necessity of even decoupling of alternator and other accessories from the diesel engine. The portable crankshaft grinding machine is placed on the crankpin or crank main journal through the inspection window of the entablature and the grinding and polishing operation is done.
The crankshaft grinding machine is centre less, vibration free equipment which ensures that the centre line of the crankpin is maintained. The crankshaft grinding and crankshaft polishing is done in one setting.
The crankshaft grinding machine is manufactured by us of diameter ranging from 60 to 700 mm. The machine is simple and easy to operate. We also provide training at the customer’s site for the operation and maintenance of the crankshaft grinding machine.
Company has sold more than 65 crankshaft grinding machine all over the world which are performing satisfactory. The machines are priced low and are ideally suited for large engineering, shipping companies, repair workshops, etc.More then 10000 Crankshafts are successfully repaired by us which is a record.
Crankshaft repair is possible without removing the crankshaft from the block.
In case of failure of bearing, it is generally observed that the crankshaft is damaged. While it is easy to replace the bearings it is challenging proposition to undertake the repair of crankshaft and put the engine back in to operation.
Removal of crankshaft for repair from the engine block inevitably translates to high cost of repair and downtime. RA Power Solutions undertakes repair of crankshaft on site without removing it from the engine block. The portable, light weight crankshaft grinding machine is taken to the site by experienced technicians to undertake crankshaft repair by grinding.
The important parameters prior to crankshaft repair are checked like taper and ovality, hardness, crack, physical profile of lube oil and radius fillet, etc. In the event all the major parameters falls within the stipulated tolerances of the manufacturer’s specifications and tolerances crankshaft repair is undertaken.
RA Power Solutions can undertake crankshaft repair of diameter ranging as small as 60 mm to 700 mm onsite. The repair of crankshaft is also possible on board the vessel or while the vessel is sailing in high seas. All our technicians have necessary qualifications and have valid seaman passport.
RA Power Solutions has successfully undertaken repair of more than 10,000 crankshafts and is having four decades of experience to execute crankshaft repair successfully.
RA Power Solutions Pvt. Ltd. was called by a shipping company based in Indonesia reporting the failure of crank pins of Hyundai 1.8 MW diesel engine. Our technicians were deputed with portable crankshaft grinding machine designed and manufactured by us.
On arrival of our technicians it was observed that all the 6 CR pins of Hyundai engine were badly damaged due to failure of lubricating oil pump. The initial inspection of crank pins was conducted comprising of calibration for taper and ovality. Hardness test, crack detection by MPI and deflection checks were also done and recorded.
RA Power Solutions Pvt. Ltd. was successful in executing the on site crankshaft grinding of 6 nos. CR pins in short time of 72 hours. This achievement was possible because of the excellent design of onsite crankshaft grinding machine was developed and manufactured by RA Power solutions in house engineers. A pneumatic turbine with high capacity and latest design was used which helped technicians to execute the repairs in short duration.
MPI of Crankpin for Crack Detection is in Process
Crank Pin Repair of Hyundai Diesel Engine
RA Power Solutions Pvt. Ltd. is far ahead of its competitors having more than 36 years of experience and extending the services of crankshaft repairs all over the world.
RA Power Solutions Pvt. Ltd. has been successfully executing on-shore and off-shore grinding of crankshafts irrespective of its location. The services of crankshaft grinding are offered to the industries, power plants, shipping companies all over the world.
Crankshaft grinding machine is of latest design and can maintain the tolerance within 20 microns. The crankshaft grinding machines are light weight and can be taken on-shore and off-shore.RA Power solutions have sold more then 60 machines all over the world