AVN Hydropower are hoses agents and has been authorized by DNV according to type approval program No. 5-791.70.
Upon client request we can deliver all brands, for instance Gates, Manuli, Parker and Aeroquip, all with the required approvals and documentation, this being DNV-GL, Loyds, ABS etc.
We supply all sizes, types and working pressure ratings of hydraulic hoses. Hose assemblies manufactured according to customer specifications. Hose assemblies will be pressure tested, flushed and sealed. Documentation will be submitted with each hose. Each assembly will get a unique number and tag. We stock a comprehensive range of hoses, fittings and adaptors.
We are able to pressure test up to 2,500 bar on a calibrated test bench.
We can carry out endoscopic inspections of hoses up to 30 meter. Video documentation will be submitted of the inspection.
We can carry out hose surveys, replacements worldwide both on and offshore.
Hose Management System
Our Hose Management System is designed to minimize the possibility of hose failure occurring, this by offering regular site survey service and client customized hose management.
Our engineers will conduct a survey of your equipment and label each hose with its own unique number, which is then recorded in our database. Hose management to which you as a client will have access to, or this can be managed by AVN Hydropower. Theirby we handle and ensure that replacement hoses are available so that lifetime cycle is maintained. Replacement can be done by us or by your own crew.
A setup can include, follow-up inspections carried out at regular intervals to visually check all accessible hoses and fittings. Details of any hose showing wear or damage will be recorded and a report will be submitted. This report lists the hose number, location and the reason for the replacement recommendation and the replacement cost of each item.
With this report it is the possible to move towards reliability base maintenance, eg. life time extension of hoses. Hereby extending operational life time of hoses. Our experience shows that this often can be in ranges of 15-25% longer operation lifetime and this is well within the safe zone, without increase in hose failures.
The aims of our Hose Management System are to significantly reduce or eliminate any downtime caused by hose failure and to allow hose changes during planned shut downs or docked vessel availability.
Hose Lifetime Studies
We carry out lifetime studies including hose burst testing on various hoses for our clients worldwide in order to extend the safe Service life of hoses. Since replacements involve great costs and equipment down time.
We can assist you, with only one hose or for an complete drilling rig or vessel. We have mobile facilities which can be brought to your location. Hose replacements can be performed offshore or with your vessel or rig in transit at its next location. Thereby saving costs for extra expensive dock or yard stays.