WO2018235060A1 - Système de commande pour machines lubrifiées et procédé associé - Google Patents

Système de commande pour machines lubrifiées et procédé associé Download PDF

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Publication number
WO2018235060A1
WO2018235060A1 PCT/IB2018/054663 IB2018054663W WO2018235060A1 WO 2018235060 A1 WO2018235060 A1 WO 2018235060A1 IB 2018054663 W IB2018054663 W IB 2018054663W WO 2018235060 A1 WO2018235060 A1 WO 2018235060A1
Authority
WO
WIPO (PCT)
Prior art keywords
fluid
machines
control
machine
viscosity
Prior art date
Application number
PCT/IB2018/054663
Other languages
English (en)
Inventor
Marco Baldini
Original Assignee
Marco Baldini
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from IT102017000070756A external-priority patent/IT201700070756A1/it
Application filed by Marco Baldini filed Critical Marco Baldini
Publication of WO2018235060A1 publication Critical patent/WO2018235060A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N39/00—Arrangements for conditioning of lubricants in the lubricating system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/04—Filling or draining lubricant of or from machines or engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N29/00—Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated

Definitions

  • This invention relates to the field of machinery operating on onshore and offshore drilling rigs.
  • machines are known to be used on these rigs and are suitable for a very diverse variety of purposes.
  • these include: Drawworks, Mud P umps, Top Drive Systems, Rotary Tables, C rown Blocks, Travelling Blocks; and machine parts, such as: Diesel E ngines, Alternators, Direct C urrent Motors, Alternate C urrent Motors, Mud Agitators, Trip Tank Systems, Centrifugal Pumps of all types and sizes, Piston pumps of all types and sizes, and Air Compressors.
  • the field of application for this invention concerns any machines in which fluid and/or any other type of lubricant circulate.
  • Measuring devices are sometimes present which help determine the lubrication condition of the machines, for example.
  • these solutions are often rather impractical and do not allow the machines to be controlled instantly and/or continuously. They do not even allow control of several machine parts at once. They can only carry out targeted checks of a particular type.
  • the controls considered most significant in the industry ' s technology include: temperature control of the lubricating fluid in the machines, which is a significant factor in most machines that fundamentally operate continuously, which are therefore often affected by fluid overheating.
  • the essential controls are usually, overall: temperature, viscosity and at least the detection of metal particles in the fluid.
  • These controls are still mainly carried out mainly or by using separate devices, in other words, each one specific to a particular check, instead of working together. And all this is only possible if there is the already advantageous opportunity to carry out those controls.
  • One object of this invention is to describe an operational and maintenance control system for machinery on drilling rigs that is devoid of a control system.
  • Another object of this invention is to describe a control system that can easily be adapted to all types of machine already installed on the rig. Yet another object of this invention is to cut machine downtime and reduce breakdowns before planned maintenance takes place, thus also increasing machine life and reducing wear of the same.
  • Another object of this invention is to describe a system that enables the machines installed (or to be installed) on the drilling rigs to be made more highly performing and more productive.
  • a further object of this invention is to offer an economical machine control system for drilling rigs.
  • Yet another object of the invention is to provide an easy-to-manage and/or automated operational and maintenance control system.
  • a further object is to provide a personalised control system that can be configured in terms of the number of controls and for various types of checks.
  • a further object of this invention is to provide a stand-alone control system that can be bought separately from the machine and used for one machine or for many different machines, which is therefore a system that operates and can be produced independently from the machine(s) installed.
  • Another object is being able to supply a real-time operational and maintenance control system, which also operates remotely.
  • an object is to create a system that can be modular and that, in other words, can be configured in a unit or in a number of interconnected units.
  • Another object of this invention is to supply a system that can allow preventive and predictive maintenance.
  • a further object of this invention is to lower drilling rig management costs.
  • Another object is to guide maintenance by specialised personnel in certain controls on the rig s functionality, thus reducing human error.
  • Another object is to reduce the work of maintenance operators.
  • Another object is to optimise planned maintenance.
  • Yet another object is to lower the environmental impact of such machines.
  • a further object is to provide an accurate, reliable operational and maintenance control system.
  • an important object of this invention is to increase the safety of rig users and of the rig itself.
  • the said control system shall be advantageously created, essentially, as a customisable single housing; said system comprises at least means for monitoring the temperature of a lubricating fluid of said one or more machines, such as at least one temperature sensor for recording and monitoring the temperature of the fluid, at least one fluid-dynamic circuit comprising at least connections, such as at least one delivery line and one return line to be connected, for example, using dedicated connections to at least one circuit for at least one lubricating fluid, included in one or more machines, at least one centrifugal pump to keep the lubricating fluid in circulation between at least one machine and said control system, at least one control panel and means for transmitting data between said system and said at least one control panel.
  • this system may be connected to one or more machines continually or intermittently; even more specifically, one or a number of said systems may be connected to one or more lubricated machines of any type whatsoever, to monitor any lubricated machine of any type whatsoever on the drilling platform in real-time or at given time intervals.
  • said system may comprise at least one viscosity sensor and at least one metal particle sensor.
  • S aid system will be controlled by specially programmed means thanks to a dedicated method for that purpose to provide real-time data on the readings of one or more sensors of the system, to enable monitoring of the proper operation of one or more machines, including in real-time.
  • the operational and maintenance control system for lubricated machines for drilling rigs can be kept connected to said machines during their operation or can be connected at times chosen by the user, to perform continuous or intermittent checks on said machines.
  • said system shall include a variation, in which a centralised control panel shall, for example, not be comprised in the system s single housing, to display information recorded by said sensors and, where necessary, to undertake warning and/or corrective and/or maintenance actions for one or more parameters of said machines, if these parameters have been reported as inadequate for the proper operation of one or more machines.
  • a centralised control panel shall, for example, not be comprised in the system s single housing, to display information recorded by said sensors and, where necessary, to undertake warning and/or corrective and/or maintenance actions for one or more parameters of said machines, if these parameters have been reported as inadequate for the proper operation of one or more machines.
  • S aid control system also comprises functions to notify and remind about planned maintenance to be carried out on one or more machines measured and monitored by said system.
  • said system can comprise connections to at least one control circuit for at least two tanks, one for the new lubricating fluid (e.g. oil) and the other for drain fluid.
  • the new lubricating fluid e.g. oil
  • the sensors and electrical and/or electromechanical parts are best controlled from a P LC and/or I/O control card, to which they are electrically connected. Everything described so far can be housed within a single housing that is suitable for its potential purpose of housing multiple or all parts contained in said control system.
  • the system thus described in one of its basic variants can be easily interfaced using pipes (the above-mentioned connections) to any type of machine featuring a lubrication circuit. For example, this can be achieved simply by making two holes preferably in the lubricating fluid tank of the machine to be controlled and creating a connection between that tank and the machinery operational and maintenance control system.
  • inventions may comprise vibration sensors.
  • unwanted machine vibrations may be caused by various issues and can lead to wear or general malfunctioning.
  • said system may include a method, of which there will be many variants, dedicated to the use of the machine, which may comprise safety checks and other steps which shall be described hereunder.
  • This innovative system therefore drastically reduces human errors caused by the machine and maintenance operators who, in the awareness that they are being guided in the operations and consequently also controlled, shall have the guarantee of not operating at random but by following a protocol issued by the system and a corresponding method that can help them in their evaluations, in an advantageously objective manner. They will also have to pay much more attention and meticulously follow the instructions given by the control system, as no errors will go unnoticed. It should always be remembered that even today, human error is still by far the main cause of machine breakdown.
  • the system proposed by this invention will provide a technology able to supply real-time meticulous monitoring of the most critical parameters; this monitoring will enable discovery of any problems in a timely manner and will allow instant and correct diagnosis as a result. This is made possible by having smart support for decision-making
  • This system advantageously makes it possible to ensure satisfactory and constant equipment operation.
  • This innovative system advantageously makes it possible to ensure optimal planned maintenance, often known in the industry by the American acronym ' P MS _, which stands for ' Planned Maintenance System_. It does this by optimising and automating machine oil change operations, thereby saving a considerable amount of operational time, and consequently minimising maintenance times, which are notoriously unpopular among end users, as they entail costs and operational downtime for the entire duration of the maintenance.
  • This innovative system also advantageously prevents any lubricating fluid waste, having it replaced only when it no longer has the 10 characteristics that guarantee perfect machine lubrication and without risking any damage due to overuse and/or prolonged use of the machine with an oil that is no longer adequate or effective for its purpose.
  • the sensors contained in the innovative system described hereunder will guarantee remarkably precise work, of up to 98%, with respect to the standard tools of industrial laboratories.
  • a dedicated control method may also be associated with this system, without reducing the scope of protection of this invention in any way.
  • This system is innovative regardless of the method used; however, even a method and one or more variants of the same that can be applied to this system may prove innovative and particularly high performance with or without reference to this system.
  • the method may in any case be related to this system without going beyond the scope of protection of this invention.
  • one variation of a control method suitable for the innovative system described may comprise actions/steps that will keep the system active 24 hours a day; as long as the system is powered, it will cyclically proceed to read all digital and analogue data received, with a high sampling frequency.
  • figure 1 shows a drawing of a preferred embodiment of this invention
  • figure 2 shows a different view (from above with open housing) of the same embodiment shown in figure 1 ;
  • figure 3 shows an example of an embodiment of the control panel of the innovative system described by this invention.
  • F igure 1 shows an especially preferred embodiment of the innovative control system for lubricated machines, for onshore/offshore rigs in particular.
  • said system 10 contains at least one single housing 20, means for monitoring the temperature of a lubricating fluid of said one or more machines, such as sensors 2, at least one circuit 1 1 comprising connection piping 3 between the system and at least one machine to be controlled, such as a delivery line and a return line to be connected, for example by means of dedicated connections, to at least one circuit for at least one lubricating fluid, used in one or more machines (not shown here).
  • said system 10 comprises at least one centrifugal pump 4 to keep the lubricating fluid circulating between at least one machine and said control system 10.
  • the lubricating fluid circulates in an essentially closed circuit made up of the machine being examined and the control system 10 by means of the circuit 11 with piping 3.
  • F urthermore a number of systems can be connected to a number of machines at the same time and controlled individually from a control panel or unit 40 or from a central control unit, which will be discussed below.
  • said system may comprise, in one or more embodiments, at least one viscosity sensor 5 and at least one metal particle sensor 6.
  • S aid system can be controlled by specially programmed known means (PCs, smartphones, tablets, etc.) to implement the aforementioned method that is suitable for this innovative control system; to this end, this system comprises, for example, a control unit 40 (which is shown in figure 3, where it will be described) to provide real-time data on the readings of one or more sensors 2 and/or 5 and/or 6 of the system 10 to enable monitoring, including in real-time, of the proper operation of one or more machines.
  • a control unit 40 which is shown in figure 3, where it will be described
  • said system will therefore comprise a centralised control panel 41 interfaced with said control unit 40 to display information read by said sensors and, where necessary, undertake warning and/or corrective and/or maintenance actions for one or more parameters of said machines if those parameters have been signalled as incorrect for the proper functioning of one or more machines.
  • S aid innovative control method related to the innovative system 10 for lubricated machines also comprises functions to notify and remind about planned maintenance to be carried out on one or more machines measured and monitored by the said system.
  • said system may comprise, in several embodiments, such as the one shown in figure 1 , connections to at least one control circuit for at least two tanks 8,9, one for the new lubricating fluid (e.g. oil) 9 and the other for drain fluid 8. Both containers for the new fluid 9 and drain fluid 8 contain a floating fluid level sensor (not shown here).
  • the system 10 contains, for its own operation, at least one connection from the lubrication circuit of the machine to be controlled, by means of a circuit 1 1 containing connection piping 3: the machine s lubricating fluid enters circulation in the system 10, i.e.
  • centrifugal pump 4 which circulates the lubricant in the system s internal hydraulic circuit 1 1 , which comprises at least one suction solenoid valve in the circulation 12 and one circulation delivery solenoid valve 13, which function, respectively, to open the system s hydraulic circuit and to deliver the fluid into circulation in the system 10 after the centrifugal pump 4 stage; the fluid passes through an area of the circuit in which at least the temperature sensor 2 is positioned and, in this embodiment, also at least one viscosity sensor 5 and one metal particle sensor 6, so the fluid leaves the control system s hydraulic circuit 1 1 and is fed back into the machine to which it belongs.
  • F igure 2 shows a side view of the same embodiment, simplified, to allow a better understanding of the circuitry.
  • F igure 3 shows the control unit 40, comprising a display 42 and a control panel 41 , having at least the following functions:
  • an alarm/Warning signal is shown at least on display 42;
  • a signal is sent to a drain oil delivery solenoid valve 14 and to a new oil delivery solenoid valve 15, which open, allowing new lubricating fluid to flow into the lubrication circuit of the machine controlled (detailed hereunder).
  • the new oil 9 and drain oil 8 tanks are also connected to the fluid-dynamic circuit 1 1 of the system 10 by means of connections 16 and by means of said solenoid valves 15 (tank 9) and 14 drain oil (tank 8). Therefore, if the oil is replaced at the opening of valve 15, new oil enters the machine and the circuit/piping 3 of the system 10.
  • each of the machines present on an on/offshore platform can be equipped with this system, which advantageously, due to its simplicity, can easily be adapted to any kind of machine whatsoever and proves to be of particular interest given its economical nature.
  • control unit 40 which in a particularly advantageous way, in addition to the functions already mentioned, comprises at least the following functions, thanks to the aforementioned method:
  • the sensors present such as at least one or more temperature sensors 2, and/or one or more viscosity sensors 5 and/or at least one or more mechanical particle sensors 6, record the fluid-related values continuously or at predefined intervals;
  • the system 10 comprises (not shown in the figure) electrical connections to the machine s engines; these connections comprise load sensors connected to the central unit to detect the level of power absorbed by the engines and the operating time of the engine from the time it was connected.
  • the temperature increase value of the lubricating fluid is compared with the load parameters applied to engines of the machine controlled and their usage time, thus enabling more precise assessment of the actual risk of an operative problem occurring.
  • the measuring of the time spent in conditions of the controlled machine in operation will be continuously updated by the system/method/programme, so that the operator always has at hand an accurate count of the operating hours performed by the controlled machine, both the partial count of the various individual routine and extraordinary maintenance operations and the total count.
  • warning on the display at least for changing the lubricating fluid.
  • the abundance or lack of equal sensors shall be decided on at the customers discretion, based on the level of protection they choose. Of course, the more sensors they choose to have, the less likely they will be of not detecting any lubrication problems on the machine being controlled. All the abovementioned sensors, in the precise moment the moving fluid passes them by, will begin recording the parameters and each one will send a separate signal, for example analogue to the corresponding analogue inputs of the control system.
  • this method dedicated to the control system 10 may comprise:
  • control system 10 may comprise the control of a pneumatic grease pump operated using dedicated means, by measuring out the correct amount of lubricant with reference to the manufacturers instructions.
  • the method comprises the following steps:
  • the centrifugal pump to suck up all the drain lubricating fluid contained in the tank of the controlled machine and to deliver it into the drain fluid container 8 (which may or may not be comprised in the system, depending on the embodiment);
  • the operator is alerted or warned to check the lubrication circuit of the controlled machine and to check the moving mechanical parts of that machine using a thermal imaging camera.
  • control system 10 may also comprise one or more control panels positioned not on the control system 10, invented as a single housing device as shown in the example in figure 1 , but within the platform in areas easily accessible to the operators. There can be one or more control panels for one or more control systems 10 connected to different machines, communicating in wireless mode with the various parts of the control system, for example.
  • control systems and connected panels can be present on any one rig; moreover, said one or more systems can communicate, for example in wireless mode, with any device, for example smartphones, tablets, PCs, etc., by means of dedicated interfaces with specific software or applications in order to notify personnel in charge of any problems occurring and of all data from one or more installed systems. Automatic warnings such as push notifications, S MS , telephone calls, etc. are also available if maintenance is required promptly. These systems can therefore be easily interconnected on the network.
  • said system is suitable for any type of lubricated machine whatsoever, regardless of the year of production and level of technology. Therefore, it is advantageously possible to carry out a maintenance operability check even for old machines that currently do not have control devices.
  • said innovative control system 10 is extremely simple and high-performing, as well as having the advantage of being able to be configured as desired by the user.
  • its operation and manufacturing are simple and therefore not costly, as never before described or designed.
  • F urthermore even more advantageously, this system can be configured with one or a number of sensors, comprising for example at least one temperature sensor and at least one viscosity sensor and at least one particle detection sensor and, for example, further vibration sensors which would be of help when assessing machine breakdowns.
  • F urthermore this method will comprise functions suitable for guiding the operator to perform planned controls on machines in order to ensure their efficiency over time in a controlled manner, monitored in real-time and no longer operator-dependent

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Positive-Displacement Pumps (AREA)

Abstract

La présente invention concerne le domaine des machines fonctionnant sur des plateformes de forage à terre et en mer. En particulier, le domaine d'application de la présente invention concerne toute machine dans laquelle circulent un fluide et/ou tout autre type de lubrifiant. La présente invention a pour objectif principal de proposer un système de commande innovant pour des machines lubrifiées, approprié en particulier pour toutes les machines lubrifiées utilisées sur ces plateformes, et un procédé de commande innovant associé.
PCT/IB2018/054663 2017-06-23 2018-06-25 Système de commande pour machines lubrifiées et procédé associé WO2018235060A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
IT102017000070756 2017-06-23
IT102017000070756A IT201700070756A1 (it) 2017-06-23 2017-06-23 Sistema di controllo
IT102017000093612 2017-08-11
IT102017000093612A IT201700093612A1 (it) 2017-06-23 2017-08-11 Sistema di controllo per macchine lubrificate e relativo metodo

Publications (1)

Publication Number Publication Date
WO2018235060A1 true WO2018235060A1 (fr) 2018-12-27

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PCT/IB2018/054663 WO2018235060A1 (fr) 2017-06-23 2018-06-25 Système de commande pour machines lubrifiées et procédé associé

Country Status (1)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6447573B1 (en) * 1997-03-19 2002-09-10 Trico Manufacturing Company Apparatus and method for lubricant condition control and monitoring
US20080136109A1 (en) * 2006-12-06 2008-06-12 Neil Edward West Top drive oil flow path seals
EP2503148A1 (fr) * 2011-03-21 2012-09-26 Siemens Aktiengesellschaft Éolienne avec agencement de changement de lubrifiant liquide automatique
EP2816240A1 (fr) * 2013-06-21 2014-12-24 Caterpillar Global Mining Equipment LLC Régulation de la température d'un système de fluide
WO2016167747A1 (fr) * 2015-04-14 2016-10-20 Halliburton Energy Services, Inc. Recyclage optimisé des fluides de forage par coordination du fonctionnement des unités de séparation
WO2016195638A1 (fr) * 2015-05-29 2016-12-08 Halliburton Energy Services, Inc. Rinçage de contournement pour systèmes d'extraction de gaz
WO2017070206A1 (fr) * 2015-10-23 2017-04-27 National Oilwell Varco, L.P. Tête orientable et système de lubrification

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6447573B1 (en) * 1997-03-19 2002-09-10 Trico Manufacturing Company Apparatus and method for lubricant condition control and monitoring
US20080136109A1 (en) * 2006-12-06 2008-06-12 Neil Edward West Top drive oil flow path seals
EP2503148A1 (fr) * 2011-03-21 2012-09-26 Siemens Aktiengesellschaft Éolienne avec agencement de changement de lubrifiant liquide automatique
EP2816240A1 (fr) * 2013-06-21 2014-12-24 Caterpillar Global Mining Equipment LLC Régulation de la température d'un système de fluide
WO2016167747A1 (fr) * 2015-04-14 2016-10-20 Halliburton Energy Services, Inc. Recyclage optimisé des fluides de forage par coordination du fonctionnement des unités de séparation
WO2016195638A1 (fr) * 2015-05-29 2016-12-08 Halliburton Energy Services, Inc. Rinçage de contournement pour systèmes d'extraction de gaz
WO2017070206A1 (fr) * 2015-10-23 2017-04-27 National Oilwell Varco, L.P. Tête orientable et système de lubrification

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