Okeanus Is The Right Platform For A Rental Solution For Every Project

With hundreds of satisfied customers around the world, the Okeanus Acoustic Doppler Current Profiler (ADCP) is proven to be highly capable and versatile in oceanography. Whether you may want to use in hydrology, oceanography, or in harbor monitoring the Okeanus acoustic Doppler current profiler configuration fits every need. Once in a carrier, one should explore the capabilities of Okeanus acoustic Doppler current profiler. These diverse instruments are appropriate for a multitude of application, especially ranging from very shallow estuaries to long-range current profiling in the ocean. This ocean survey equipment is boon to mankind which is self-sufficient to protect their territories.

To study the ocean bed through all angles you can take help of this ocean survey equipment. Some of them are Acoustic Doppler Current Profiler, Acoustic Release Systems, Conductivity Depth and Temperature Sensors (CTD) and oceanographic winch. To get access to this equipment one can buy them or can go for a rental solution. Okeanus offers offshore rental equipment under the rental program.

A rental solution for acoustic Doppler current profiler

The list of Okeanus offshore rental equipment includes acoustic Doppler current profiler. It is used for measuring the speed of the water current in an entire water column. It is anchored on the seafloor horizontally to measure the current profiles from shore to shore and also can be mounted to the bottoms of the ships to take the constant current measurements as the boat moves. At some places where the ocean is deep, they can be lowered down with the help of cables.

An ideal acoustic Doppler current profiler comes with some standard features such as,

1. 0.25, 0.5 and 1.0-Mhz models.
2. Up to 180m profiling, ranges can be done.
3. GPS inputs and bottom tracking.
4. Compass and 2-Axis tilt sensor.
5. ADCP software.
6. Low power consumption.
7. Temperature sensor.

It basically works on a principle called Doppler Effect where it can measure the water current with sound waves because sound waves have high frequency or pitch when it moves towards you than when it moves away. As the sound waves travel, they reflect back to the instrument which is used for measuring the current speed.

In need of offshore rental equipment Okeanus provide the service under its rental program. This rental program allows you to get the offshore and marine oceanographic rental equipment for short or long term projects on daily, weekly, monthly or annual basis. Ocean rental programs come with personal assistance of a pro technician who persistently advises rental services and provides maintenance support till the program is active.

The rental program sounds much better

Offshore Rental Equipment is quite advantageous in surveying the ocean beds because it saves cost and sounds perfect for small budget projects where money is the concern. It is a cost-effective program. On top of that, it minimizes the downtime and speed-up the project and saves ample time. Also choosing the rental program comes with operational and manufacturer support. All the offshore rental equipment offered by Okeanus is highly durable and long-lasting products.

Source:https://trackingauvultrashortbaseline.wordpress.com/2018/12/31/okeanus-is-the-right-platform-for-a-rental-solution-for-every-project/

Okeanus The Building Blocks Of Oceanography And Marine Science

Okeanus is a prestigious maker and retailer of sea review gear and it has a brilliant record of working determinedly with their building group to imagine new logical research hardware which will help a ton in Research and improvement area. The in-house sea study hardware is appropriate for the ultra-deepwater profundities which are normally experienced in completing logical research. Okeanus has provided CTD and oceanographic winches for some, geographical reviews and has assumed a noteworthy job in gathering information from the oceanographic investigate vessel of any size working at a profundity of up to 10000m. The specially crafted winches are utilized for supporting a wide scope of testing applications from a little CTD’s to an extensive ecological sampler and towed exhibits. Getting help from Okeanus Winches and CTD’s will guarantee that the activity is done securely and proficiently.

Okeanus offers a wide version of oceanographic winch namely DT marine 200/300/1000/3000 series, SOSI ECO 500/2000 series, SOSI MPW series, SOSI MTW series, SOSI OTW series, and SOSI STW series. Along with this Okeanus has also supplied a conductivity, Temperature, and depth (CTD) rosette handling system across the international market. Okeanus not only hold its boundary in retailing oceanographic and marine survey equipment but along with this, it has landed on totally a new area of marine rental equipment industry.

The treasure hunt for CTD and Oceanographic Winch

CTD’s is ocean survey equipment used to measure the conductivity, temperature, and pressure of seawater. The CTD rosette handling systems are designed for operating at a single user basis. It allows the user to control the whole system single-handedly without involving the other crew. The CTD is holding a special feature that is inbuilt motion compensation which helps in canceling out the roll and pitch of the ship. These CTD’s are easily be acquainted with Winches. A CTD traction winch system has 60 to 100 horsepower and has the capacity to carry a safe load of 4,000 lbs to 9,200 lbs. All the Winch system is designed with either electric or hydraulic power options. These CTD’s and oceanographic winch come with customization option and can have a wire size which suits your specification. The wire pull capacity and speed can be modified according to your needs. The DT marine series winches are specially designed for short-tow side scan system, well-logging services, towed arrays, and instrumentation for oceanographic surveys.

An Ideal CTD and oceanographic winch system includes,

1. A level wind system.
2. A proportional remote control.
3. Slip ring assemblies.
4. Aluminum construction body.
5. Explosion proofing.
6. Slip ring assemblies.

In need of ocean survey equipment, where buying them is not under your budget one can look out for Okeanus rental program scheme where one can easily get marine rental equipment. Through the Okeanus rental programs, you can get marine rental equipment for short or long term projects on daily, weekly, monthly or annual basis. Okeanus rental programs come with personal assistants who provide maintenance service till the program is active.

Source:https://trackingauvultrashortbaseline.wordpress.com/2018/12/29/okeanus-the-building-blocks-of-oceanography-and-marine-science/ 

Okeanus:The Launch And Recovery System, On Special Request For Delivering The Highest Of A Specification

Nowadays in many fields scientist have keenly working on many productive projects which are for the betterment of humanity. Just to give them the premium quality equipment to collect the data for their study is the only aim of some of the manufacturers. One of the manufacturers is Okeanus who has worked persistently with their engineering team to invent new scientific research equipment which will help a lot in Research and development sector.

One such innovative system is Launch and recovery system commonly known as LARS. This launching and recovering system are used for ROV’s. The remotely operating vehicle plays an important role in the subsea operation. To easily use the ROV’s at a depth of exceeding 4000 meters and deploying them over the side or through the moon pool the invention of Launch and recovery system has happened.

Looking at the requirements Okeanus Science & Technology has specially designed Launch and recovery system for subsea dependability and safety purpose in odd conditions deep down the sea. They have launched two Launch and recovery system namely Rapid mobilization Launch and recovery system and Eco sheave.

• Rapid Mobilization Launch and Recovery System

The fully integrated design is constructed and designed to give ease to the customers and launch and recover a free-flying ROV.

A Rapid mobilization Launch and recovery system consist of following things,

1. A winch or a level wind assembly which are efficient from collecting data from vessels of any size operating in waters with depth up to 10,000m.
2. A self-erecting A-frame. No crane is required for erecting the frame this helps to reduce mobilization time and money.
3. A docking head or an over-boarding sheave assembly and
4. An electro-hydraulic power unit.

This all is mounted on a single skid. This innovative design allows the entire system to be placed into an ISO flat rack to bring some ease in transportation and deployment.

• Eco sheave

It’s an economical launch and recovery system designed for those who are in short of their financial budget. The Eco sheave is a high-quality over boarding sheave designed specifically according to the small diameter electro-mechanical cables, wire rope or synthetic lines. It is familiar to be used along with small to medium sized oceanographic, hydrographic or geophysical instrumentation. Such as CTD’s, Water samplers, plankton nets, and bottom grab samplers. The entire launch and recovery system is constructed with stainless steel and has a Delrin sheave with margin grave bearings over it, including a sealed roller bearing option on it. To accommodate common instrumentation cables the Launch and recovery system is available with multiple grooves option and diameters on it.

Source:https://trackingauvultrashortbaseline.wordpress.com/2018/12/18/the-launch-and-recovery-systemon-special-request-for-delivering-the-highest-of-a-specification/ 

Conducting Survey Under Sea Water In A Secure Way

Running a survey under sea water is much costly for an offshore company. So, the offshore companies always look for a discounted offer or low-cost rent offer for acquiring the marine scientific equipment and oceanographic survey equipment like Sonar winch, umbilical winch, ROV camera and lights, CTD winch and much more equipment. The survey work will be much smoother than the previous throughout the rental oceanographic equipment in suitable and running status.

Working Under Sea Water Is Riskless And Secured!

Now, these people would like to work under sea water freely and fearlessly. Through the oceanographic winch and ROV lights and cameras, it is very much easier to work or survey under sea water. The reputed Oceanographic winch suppliers provide the best quality equipment for a smoother accomplishment of the survey work. The survey engineers don’t have to go underwater and they can connect the underwater device like ROV lights and cameras through powerful cables and Oceanographic winch. In case any breakdown situation occurred under water, the supporting team of the supplier will join there to get resolved the situation. The surveying companies must select these types of suppliers, who assist from each and every angle at the time of the survey.

Marin Scientific equipment for survey work

Throughout the above significant marine scientific equipment, the survey work becomes easier and secure. All the sensitive supporting works will be conducted in a safe and secure manner through the above scientific equipment. The oceanographic device under sea water will be completely safe after a complete research on temperature and current status under the sea water. Most important equipment is current meter and it saves the device as well as entire survey unit from any short circuit chances and destruction of systems.

Powerful oceanographic winch

Many powerful oceanographic winches like CTD winch, Sonar winch, Umbilical winch, Arctic winch, and many more are available with the suppliers. The oil and gas companies or seismic companies and other offshore companies, film production companies take the DP vessels including Oceanographic Winches, scientific equipment, and much more equipment.

Select the right Winch for right work

Even though there are several winches available for the survey under sea water, but you have to choose the right one for your types of survey and it could be accomplished smoothly.

Rental price negotiation

If you are a regular customer, you can have an appropriate discounted rental offer from the suppliers. Also, for more numbers of equipment or rent of entire DP vessel, you can acquire a great discounted offer. Hence, your survey expenses will be minimized to a profitable mode and have a great survey experience.

Finding Oil and Gas Reservoirs

The oil and gas reservoirs under sea water could be found easily through these oceanographic devices and a bigger profit can be earned by the offshore companies by finding a bigger size reservoir. Hence, the Oceanographic devices are much profitable for the Oil and Gas companies as well as offshore companies through regular survey under sea water. Chances of profits are great for each company here.

Now, these types of industries could have a proper idea about the Oceanographic winches and ROV lights and cameras for their proper survey purpose.

Source:https://trackingauvultrashortbaseline.wordpress.com/2018/12/12/conducting-survey-under-sea-water-in-a-secure-way/

Why rental?

In order to successfully produced oil, these offshore rental equipment plays a major role. Some companies design specifically for complex deepwater and ultra-deepwater oil production, distribution, system support services, and products useful in between the platforms and the wellhead.

Source:https://trackingauvultrashortbaseline.wordpress.com/2018/11/19/why-rental/

Why rental?

Stuck in between a deepwater installation or in between an exploration? Not to worry there is a number of companies who provide quality offshore rental equipment services. These companies provide the latest oceanographic technologies and marine scientific research equipment in Worldwide on a rental basis.

They have a broad range of offshore rental equipment in stock which is capable to provide assistance in deepwater installations. Let it be any project, these offshore rental equipment will take you through. They have designed their offshore rental equipment to face the rigors of a rough sea.

Reels, launch and recovery systems, assorted buoyancy, high-pressure pumping system, hydraulic power units and many more are listed in the offshore rental equipment catalogs. These offshore rental equipment are designed in keeping mind all the standard features. They are constructed under strict observation and guidelines of scientist and found very useful in surveying the ocean, hence they are well known as scientific research equipment. Scientist uses these instruments to collect data for the deep knowledge of the seabed and always have the alertness of the alarming situation.

In order to successfully produced oil, these offshore rental equipmentplays a major role. Some companies design specifically for complex deepwater and ultra-deepwater oil production, distribution, system support services, and products useful in between the platforms and the wellhead.

These rental services come with expertise that is well trained and experienced professionals in assembling, running, and operating the equipment throughout the project. The leading companies who offer the best offshore rental equipment arewww.hydrauvision.com, www.aquaterraenergy.com, www.wrightswell.com, www.atlascopco.com and many more.

Opt for rental services:

1. Exceptional service at your doorstep.
2. One can customize the ideal need of the equipment.
3. To keep running your projects smoothly a routine maintenance is provided from an experienced technician.
4. One can access the services 24*7.
5. Onsite training is provided by the professionals to keep extending your projects and maximize your productivity time to time.
6. No hidden fees are included in the agreement all the standard maintenance is included in the rental contract.
7. With this service, you get a personal assistant of a technician who is available till the end of the project.
8. One gets an ISO certified equipment that is properly maintained and is in excellent working condition.
9. Engineers of the companies design the most suitable temporary installation equipment.
10. Quality of the service, environmental care, and personal safety are guaranteed by the company and are included in the policy.

Source:https://trackingauvultrashortbaseline.wordpress.com/2018/11/19/why-rental/

Launch And Recovery System For Subsea And Marine Projects

Okeanus is a world leader in the production of ROV Launch & Recovery Systems (LARS) having provided over 50 systems significant ROV providers globally.

The organization also provides unique systems which are designed to suit customers specific requirements. All systems provided are officially reinforced by a team of technicians with full access to a complete data source of both technological and development information that is managed digitally since the organization was established. Technical support services include on-site commissioning, maintenance and maintenance carried out by experienced and certified service technicians. This is accompanied by an extensive spare parts program and a large stock of both minimal and significant elements. All Underwater Tracking Systems offer the ROV umbilical termination socket and the gas power unit to operate the system can also be provided if needed. All designs are produced using Autodesk Founder and information can be provided to customers for incorporation in outdoor patio templates.

As well as providing the necessary devices such as winches, A-frames and power packs, we, in addition, provide the needed training to launch and recovery system (LARS) providers, using our skills in both diver-led and driverless recovery systems.

Our diving and ROV division owns a number of fully mobile LARS located in 20ft transportation bins. Plusieurs LARS can carry an onboard breathing air provide so as to present an immediate secure home for further waterworks or for whenever a free ascent is not possible.

The individual proportionate management valves where appropriate are set with inner motor spools which give excellent management during the function of the winches.

The gas tubes are set with succeed secure fill having to make up for valves, to secure against gas pressure failing during function. The rotate points on the “A” Structure set up are set with Stainless-steel Metal oil erect nipples for oiling reasons.

An electrical top limit switch is installed adjacent to the centrally fixed sheave which will trip the HPU in the event the jump container is brought up above its normal operating parameter. This additional protection feature defends the container residents and devices.

At Hydraproducts we have integrated further protection measures on our HPU's with redundancy systems, this will ensure the protection of divers and useful devices if the gas device should ever don't succeed.

Hydraproducts has a wealth of experience in provide and production of unique Subsea Underwater Hydraulic devices. We are experts in unique tasks with concentrate on quality and distribution.

For those seeking to update HPU devices in order to gain cross-compatibility with different systems, or to improve the performance of the system with current devices, Hydraproducts can provide the necessary expertise to all corners of the world.

Source: http://bit.ly/2PnLTWW

Tracking AUV: Ultra Short Baseline

The efficient monitoring region of super short baseline (USBL) systems strongly pertains to the safety of autonomous underwater vehicles (AUVs). This problem has not been analyzed previously. A technique for determining the efficient monitoring place using acoustic theory is suggested. Ray acoustic equations are used to draw rays, which determine the efficient place. The sonar equation is established to find out the available variety of the USBL system and the background noise level using sonar features. The available variety describes a hemisphere-like housing. The overlap of the efficient place with the hemisphere is the efficient position for USBL systems monitoring AUVs. Lake and sea trials show the suggested method's credibility.

A short baseline (SBL) acoustic positioning system is one of three wide sessions of marine acoustic positioning systems that are used to track marine automobiles and divers. The other two is Ultra Short Baseline (USBL) and long baseline systems (LBL). Like USBL systems, SBL systems do not require any seafloor installed transponders or equipment and are thus appropriate for monitoring marine objectives from boats or delivers that are either attached or underway. However, compared with USBL systems, which offer a fixed perfection, SBL positioning perfection improves with transducer place. Thus, where place permits, such as when working from larger veins or a docking station, the SBL system can achieve a perfection and position sturdiness that is similar to that of seafloor installed LBL systems, making the system appropriate for high-accuracy survey work. When working from a smaller boat where transducer place is limited (i.e. when the baseline is short), the SBL system will display reduced perfection.

Modern ROV Lights & Cameras have the capability of carrying 10 TV cameras and working 5 or more at the same time. With the appearance of components such as Central Technologies' fibers optic movie and information multiplexer, up to 8 uncompressed video systems and 15 bi-directional information systems may be transmitted on one single-mode visual fibers. ROV umbilicals may carry up to 12 fibers, of which several are specific as spare parts in case of damage.

Closed circuit television/video systems, unlike with film type photography equipment, provide real-time reviews and certification to the operator—an absolute necessity for direct operator control of the system. Although pictures obtained do not have the very great quality available with printed photography pictures, the owner has the warm feeling that he does have good certification of the object being examined without the concern of returning to the site because of an issue with the photography camera. And, the new frame gets technology can give the operator a hard copy of the video image, at the same time at a lower quality than other systems.

Source: http://bit.ly/2z2laVN

Ultra Short Baseline & Rov Lights & Cameras: Necessary For Marine Research

The UltraShort Baseline (USBL) acoustic positioning technique, also called as Super Short Baseline (SSBL), includes calculating the product variety and keeping from a boat centered transceiver one, subsea transponder.

The seabed transponder which may be installed on a mobile focus on such as an ROV or on a limited focus on such as a seismic wire ground station is originally placed using data from the ship’s GPS. The USBL program then provides a range and bearing estimate of the transponder comparative to the ship’s position.

The range is measured by calculating the time taken from delivering a transponder interrogation indication to receiving its response. Bearing comes from by evaluating the small differences in the time of arrival of the response indication at each recipient factor within the transceiver.

Accurate and effective localization for low-cost AUVs would lower the hurdle toward multi-AUV research in stream and sea surroundings. However, these AUVs present size, energy, and price restrictions that prevent the use of traditional AUV receptors and acoustic positioning systems, including great difficulty to the problem of marine localization. The system uses a single acoustic transmitter placed at a blueprint and is acoustically inactive on the AUV, reducing price and energy use, and allowing multi-AUV localization. The AUV has an ultra-short baseline (USBL) recipient range that uses one-way travel-time (OWTT) and phased-array ray developing to determine variety, azimuth, and tendency to the transmitter, offering an immediate determination of the vehicle location. This estimate is fed to a particle filter and graph-based removing algorithm to generate a consistent AUV trajectory.

One of the main programs for Ultra Short Baseline is as a job referrals feedback for veins set with an energetic positioning (DP) program. By applying a transponder on the seabed and using the USBL system to find out its comparative place, a ship’s DP computer can use the records to seize the boat in the same place, on the same going whatever the difficult causes from wind, current and wave activity.

Operationally, the USBL technique very efficient as acoustic positioning can start as soon as a transponder has been deployed in the water.

It is a fearless, new, technical globe. This year will indicate operate moving of the torch: sales of electronic cameras will surpass those movie electronic cameras for the new in 2004, and you can bet there will be no going back. To indicate the finality of this change of focus, Eastman Kodak recently declared it will stop selling traditional movie electronic cameras in the United States, Canada, and Western Europe. The digital revolution has been going on in the marine globe for a long period, and subsea picture equipment manufacturers, are changing themselves in an effort to keep speed. Here is a roundup of the latest still and ROVLights & Cameras, and components to help commercial divers and underwater vehicles ply their trade. This independent underwater camera is capable of examining pipelines of almost any length with benefits of lots of money. Most are available in ultra-bright LED editions to support several needs.

Underwater Inspection Using Rov Lights And Cameras

The oceans are lovely places for us to see the water, but there are so various types of aquatic life in them that we often don't think about. Some of them are very little and others are extremely large. Thanks to various types of ocean technology we have to understand more about them.

Local authorities, insurance providers or anyone that has had to hire in teams of professional divers to Inspecting marine components, oceans protection barriers and water tanks, know only too well it can be a very costly business indeed. These modern days of health and safety awareness bring many issues associated with working underwater in poor conditions and with it the extra costs involved.

Breathing compressed air in water has time limiting restrictions for divers and depending on the depths the diver has to work, the danger of air bubbles becoming trapped in their bloodstream increase. Professional divers, therefore, have to stick strictly to following Underwater Tracking Systems that limit the amount of time that they can spend working underwater.

It is now possible to bring out marine inspection while at the same time removing the time constraints that divers have when operating marine buy using a small remote control vehicle fitted with video, powerful lights and a camera on board. ROV lights and cameras can provide clear color pictures in real-time to the pilot on the surface and make inspection and marine surveys safer and more economical. For marine inspections, the Videoray can be equipped with a high-resolution digital camera, wide-angle lens, and sonar. Since Videoray weighs only eight pounds and is highly maneuverable it can easily fit into smaller areas than a scuba diver could, such as pipes, drains hulls and in between components.

The acoustic signal processing system is the key to the underwater target tracking system. The solution of the components system and the FPGA interface logic design, and the time-delay evaluation algorithm and its DSP application execution are also introduced. The hardware platform provides top rated in digital signal processing g and the software design task becomes easier through the proper FPGA interface logic design. The experiment shows that the program could accomplish the time-delay evaluation of two marine objectives in high-precision and could meet the requirements of underwater target tracking.

The pictures are clear and in color and will show damage, corrosion, defects and marine structural issues up-close. In order to manage upcoming damage and to confirm that regular inspections have taken place, video footage of the inspection can be kept on record for an upcoming inspection. If there is extensive damage to a marine structure, identification is usually quicker and if necessary divers can be called in to bring out maintenance in a shorter time of time. Future inspections can be conducted to confirm that the necessary maintenance has been made to fulfill all current protection standards. This is particularly essential when it comes to public venues or components used by people on a daily basis.

Source: https://bit.ly/2xA14SR

Marine Scientists: Look For These Devices

The Basic LARS for work-class ROVs is based on the high-end program. It uses the same quality steel components and features such as docking head versatility, double angled A-frame and gentle handling of umbilical are maintained.

Launch and recovery system for ROV (LARS)

Remotely managed vehicles play a key role in subsea functions, and the comprehensive profile concentrates on active heave compensated techniques. The LARS is intended to handle the biggest perform category ROVs to absolute depths going above 4000 meters, implemented over the side or through the moon pool.

Our techniques are developed, designed and qualified with great focus on the smooth handling of umbilical and third-party devices. With the price and time loss you experience with a broken cable, it is important to us to provide techniques which help our customers to increase umbilical lifetime and reduce minimise operation downtime. Secure managing of ROV devices on deck is assured by the remote-controlled pallet skid system that enables the full deck area to be used.

LARS is installed on the stern of a ship. For launch, the launch and recovery system has a built-in A-frame, which tilts the support up and over, while making the vehicle hanging by its nose well away from the fantail. The support props up vehicle during A-frame spinning, backing the vehicle until it is a secure distance from the stern. The docking head provides damping to reduce movement in heavy seas.

The vehicle is then lowered into the water; end first, while the ship is making approximately 1–2 troubles forward way (this allows the vehicle to stay well away from the delivers screws). All techniques are given one final check out before launch. When ready, the vehicle is instructed to discharge its tow-line and begin its objective.

Acoustic communications and positioning are vital aspects of unmanned marine vehicle functions. The use of individual models on each vehicle has become an issue in terms of frequency bandwidth, space, power, and cost. Most vehicles rely on acoustic modems transmitting frequency-hopped multiple frequency-shift keyed sequences for command-and-control functions, which can be used to identify the vehicle with a good level of precision without demanding extra signal transmission. An Ultra Short Baseline acoustic positioning technique has been developed, simulated, and examined to identify an acoustic device source in three measurements using a tetrahedral, half-wavelength acoustic antenna.

USBL is a means of offering a place of the ROV using means. It works by using a Differential Global Positioning System (DGPS) produced place and a precise going, message, roll and heave sensor to position a transceiver sustained a boat on the surface. The transceiver is provided with a phased transducer array capable of solving both varieties and keeping to a transponder or -responder sustained the ROV. Since the position and attitude of the transceiver on the boat is known, the absolute position of the ROV is able to be produced by mixing that place with the comparative variety, detail and keeping from the Ultra Short Baseline system. This makes for the most simple and efficient means of offering a place in open the water conditions.

Source: https://bit.ly/2I8cNfE

Underwater Tracking Systems: Choose Best Offshore Rental Equipment

How do you track a fish underwater? Rethinking the conventional, ad hoc approach to acoustic telemetry, scientists have suggested a new state-space model for analyzing fish movement data gathered by marine observation networks. Its goal is to evaluate the doubt associated with this imperfect locating system and to improve its accuracy.

The radio signals that are the central source of traditional GPS cannot pass through seawater. But sound moves extremely well, so scientists often use acoustic telemetry to calculate an individual fish's place. That means attaching an acoustic transmitter to a fish and then using a network of stationary underwater listening stations to monitor for the short clicking sounds to be that these tags emit. When a fish can swim near to a recipient, its click is heard, and its individual code number is recorded.

Underwater Tracking Systems evaluate roles comparative to a framework of baseline stations, which must be implemented prior to functions. In the case of a long-baseline (LBL) program, a set of three or more baseline transponders are implemented on the sea floor. The location of the guideline transponders either comparative to each other or in global coordinates must then be calculated precisely. Some techniques assist this task with an automated acoustic self-survey, and in other cases, GPS is used to determine the position of each baseline transponder as it is implemented or after deployment.

Okeanus keeps a vast stock of offshore rental tools, adaptors, and equipment, such as one of the biggest largest stocks of drilling risers and parts in the whole of European countries – our large stock indicates many items can be offered 100% back up and immediate call-off. Our wide variety of offshore rental tools and subsea equipment is capable of providing assistance in a variety of difficult deepwater installations.

Our services go beyond offshore rental equipment to also include fishing reels, launch and recovery systems (LARS), various lightness, underhand moving techniques and more. In addition to our rental services, we also provide our own experienced installation service teams and engineered technological solutions to assist your subsea technical innovation, installation, commissioning and maintenance projects.

Subsea Equipment Rental and Installation Equipment

As an oilfield alternatives company, our offshore rental equipment is state of the art and designed specifically for complicated deepwater and ultra-deepwater oil production, submission, program assistance alternatives and products used between the system and the wellhead. If necessary, we are able to design and build to rent based on your specifications.

It’s not all about one-off, permanent solutions, and services. Equally to the important to the success are a project are a myriad of recurring, impressive tools and services that are available quickly and that you can with confidence trust them to do the job you need them to do.

Okeanus offers this on-demand, on a lease or rental basis, decreasing capex by reducing the need for long-lasting buys. We merge our years of engineering experience to provide a variety of offshore rental equipment and services. Our life-of-field solutions are supported by our maintenance and service experts so our customers get all the quality they expect from Okeanus, with a versatile business structure.

Role Of Launch And Recovery System In Oceanography

Remotely operated vehicles play a key role in subsea operations, and our extensive portfolio focuses on effective heave compensated systems. The LARS is developed to handle the largest work class ROVs to absolute depths going above 4000 meters, implemented over the side or through the largest work class. Our techniques are developed, built and qualified with a high focus on soothing managing of umbilical and third-party equipment. With the cost and time loss, you experience with a broken wire, it is important for us to give techniques which help our customers to increase umbilical lifetime and minimize operation downtime. Safe handling of ROV equipment on outdoor deck is assured by the remote control pallet skid program that enables the full outdoor deck to be used.

Normally, ROV techniques are launched from the aft of a vessel or over one of the sides using Active Heave Compensation winches that allow them to operate in heavy seas.

Protecting the ROV

Often the most dangerous part of an ROV jump is the launch and recovery. Winds and sea swell have a tremendous impact on the release, function, and restoration of tethered vehicles from a vessel.

In heavy seas, pitch and roll can change the position of an automobile in relation to the water by many meters in seconds, causing potentially damaging snatch loads.

Strong winds can also cause unwanted activity of suspended equipment and powerful winds can even render launching impossible. Launch and recovery system is developed to make critical subsea functions safe and effective in the harshest environments worldwide. Methods are extremely reliable and accurate and are developed to hold up against extreme dynamic forces and are provided with a dynamic factor of 3.

Launching the automobile from the center of the boat reduces the effect of sea conditions as the center is the most constant place with regards to both pitch and roll. It also provides protection from the wind.

This ingenious winch and scientific research equipment allow ROV launch and operation in sea states far out of the reach of ordinary vessels. The protected launch and recovery significantly expands the functional screen, reducing costly downtime.

Precise and complicated program synchronizes ROV launch

The scientific research equipment used to produce the ROV through the center of the boat utilizes three different types of winches that run at different speeds. The control system includes functions, such as opening and closing the moon pool doors and computerized ROV alignment and emergency recovery features. Making this design work together as a fully automated system required accurate, advanced engineering and project management.

When we engineering and project management, we offer our skills right through the service process and follow that with a lifetime service dedication, and we explain the good reasons why self-tensioning and shock absorbing systems ensure team safety and widen the operational window for users.

Design options are available to cater for a variety of operator needs. Door selection takes into consideration ship design, a method of ROV launch and sea-state. Manages may be included in the management program of the Launch-and-recovery techniques (LARS) for a simple function.

Source: http://okeanus.over-blog.com/2018/08/role-of-launch-and-recovery-system-in-oceanography.html

Importance Of Marine Equipments

The “umbilical” is the fibers optic tether major from a docking place to the ROV. Docking head or top hat are titles also used as it rests on top of the ROV and they are hydraulically locked together for release and restoration. The umbilical is versatile enough to be wound onto a winch. The winch is located inside the docking head.

Umbilical winch and sheave techniques developed for ROV/Ts of all types utilize direct on-winch effective heave settlement technology offering the extremely accurate position and speed power over a higher lifetime. Winches are offered as a lightweight, electrically- motivated models with innovative full distance spooling techniques. Sheave techniques allow for versatile positioning of the winch on board while keeping umbilical reliability. Additionally, winches are built to any category specifications, guidelines and specifications.

The Uses Of These Marine Devices

A CTD winch is a group of sensors which evaluate conductivity, heat range, and stress. Sensors generally check out at a rate of 24 Hz. Detail dimensions come from the statistic of hydrostatic stress, and salinity is calculated from electric conductivity. Sensors are organized within a steel or material real estate, the material used for the real estate identifying the depth to which the CTD can be reduced. Titanium enclosures allow testing to absolute depths in excess of 10,000 meters (33,000 ft). Other sensors may be added to the group, such as some that evaluate substance or scientific factors, such as demolished fresh air and chlorophyll fluorescence, the latter an indicator of the focus of minute photosynthetic creatures (phytoplankton) found in water.

The launch and recovery system is developed to make critical subsea functions secure and effective in the toughest surroundings globally. Methods are extremely reliable and precise and are developed to hold up against excessive powerful causes and are provided with an energetic factor of 3. These effective and precise techniques enable the secure function of heavy techniques in negative varying weather conditions of -20°C to +40°C and sea declares up to Hs6.

The LARS are provided as complete self-contained models with integrated sub-systems, composed of an A-frame or pointer, umbilical winch, management program, electric or hydraulic energy pack and operating system.

The controls on the launch and recovery system are simple hydraulic levers, and the winch is electric. The canola-based hydraulic liquid was used to reduce pollution or ecological impact in the event of a leak. Options that are available are a bananas sheave program, a hydraulic surprise dampening program on the sheave, and Dynamic Heave Compensation System. The Dynamic Heave Compensation System should allow us to function off most veins widely used in the overseas industry to sea states of 5 or 6.

The LARS can be eliminated from the control container using a gantry system built into the package without the use of an exterior motorized hoist. Once it’s constructed, the winch will lift either the ROV alone, or the ROV implemented in the aluminum deployment cage. Once in depth, the ROV may work within a distance of approximately 45m/150ft of the crate. All techniques are provided with the ROV umbilical termination outlet and the hydraulic energy unit to function the program can also be provided if required. All designs are produced using Autodesk Founder and information can be provided to clients for incorporation in deck layouts.