WO2018224703A1 - Sonde multiparamétrique pour la surveillance de milieux souterrains - Google Patents

Sonde multiparamétrique pour la surveillance de milieux souterrains Download PDF

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Publication number
WO2018224703A1
WO2018224703A1 PCT/ES2017/070420 ES2017070420W WO2018224703A1 WO 2018224703 A1 WO2018224703 A1 WO 2018224703A1 ES 2017070420 W ES2017070420 W ES 2017070420W WO 2018224703 A1 WO2018224703 A1 WO 2018224703A1
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WO
WIPO (PCT)
Prior art keywords
probe
sensors
multiparameter
sensor
data
Prior art date
Application number
PCT/ES2017/070420
Other languages
English (en)
Spanish (es)
Inventor
Ricardo Amils Pibernat
José Antonio RODRIGUEZ MANFREDI
José Pablo FERNANDEZ RODRIGUEZ
Carlos Briones Llorente
Original Assignee
Consejo Superior De Investigaciones Cientificas (Csic)
Instituto Nacional De Tecnica Aeroespacial (Inta)
Universidad Autonoma De Madrid (Uam)
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
Application filed by Consejo Superior De Investigaciones Cientificas (Csic), Instituto Nacional De Tecnica Aeroespacial (Inta), Universidad Autonoma De Madrid (Uam) filed Critical Consejo Superior De Investigaciones Cientificas (Csic)
Priority to PCT/ES2017/070420 priority Critical patent/WO2018224703A1/fr
Publication of WO2018224703A1 publication Critical patent/WO2018224703A1/fr

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/18—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging

Definitions

  • the present invention is part of the technical field corresponding to multiparameter probes for measuring and monitoring physical-chemical parameters in underground or geological aqueous media of interest. More specifically, the invention relates, albeit without limitation, to the development of an instrument suitable for use in subsoils and deep drilling of the order of kilometers, especially in hostile environments and under high pressure.
  • the invention allows a large number of parameters to be monitored in a configurable manner, as well as geomicrobiological activity in real time and at different depths at the same time, to obtain relevant information related, among others, to mining prospecting, geological, geophysical exploration , geomicrobiological, environmental analysis, space exploration and understanding of the "dark biosphere".
  • the study of geomicrobiology of the terrestrial subsoil is a matter of growing interest at various levels. From a fundamental point of view, it aims to determine if life can be sustainable in the absence of radiation. From an astrobiological point of view, it is a model of interest for daily life on Earth, as well as a representation of life that could take place in other planetary bodies. Underground there are underground media of high geomicrobiological interest subject to studies and monitoring of the subsoil.
  • the geomicrobiological exploration of the subsoil is a new area of fundamental research that requires the development of new methodologies suitable for the acquisition of information, which allows a deep analysis and a better understanding of the subsoil.
  • an underground underground habitat could consist of an acid corrosive medium with pH ⁇ 2, at extreme temperatures, below -5 e C (or above 50 e C), and whose pressure is above 1000 bar
  • said sensors must be conditioned for obtaining and real-time analysis of geomicrobiological measurements, such as pH, Redox potential, conductivity, presence of gases (H2, CH4, C02 and nitrogen oxides), cations and anions , dissolved oxygen, temperature, pressure, turbidity, etc.
  • another of the technological challenges to characterize the subsoil at great depths is to be able to measure the greatest possible number of parameters simultaneously, to minimize both the measurement errors and the efforts in the subsoil drilling.
  • the present invention proposes a novel multiparameter probe, designed for the monitoring of the subsoil at great depths, whose efficiency improves the known solutions of the state of the art, and whose embodiment allows to overcome with the same device the problems detailed above.
  • the invention thus generates competitive advantages in the monitoring of environmental variables, especially underground.
  • the invention consists of an instrument that manages to monitor a greater number of parameters in a small probe with high precision, a low level of maintenance, at different depths at the same time, in real time and capable of transmitting information over long distances from the subsoil
  • a main object of the present invention relates, but not limited to, the development of a multiparameter probe, suitable for the monitoring of geomicrobiological activity in deep-hole perforations in underground environments.
  • Said multiparameter probe preferably comprises: -a plurality of sensors for measuring physical-chemical parameters of said underground means;
  • -a secondary body of electronics which houses: one or more power supplies to provide power to the probe; data storage means for storing the information collected by the sensors; means of connection and transmission of data of the secondary body; electronic means of data processing collected by the sensors;
  • the data connection and transmission means of the main body are arranged in an axis parallel to the axial main axis of the probe;
  • the probe comprises a ring-like sensor box that houses the plurality of sensors, the box being disposed between the inner wall of the outer shell and the data connection and transmission means of the main body;
  • the part of the outer shell that surrounds the main body has one or more openings to allow the passage of the means to be measured;
  • the outer shell provides a tight seal of the secondary body to protect its interior.
  • the probe configured to optimize the design, internal distribution and space occupied by the sensors, and thus leave a space in the main axis of the probe to accommodate the means of connection and data transmission. It is also possible to configure the probe in such a way that it comprises a number of sensors of the order of tens (preferably 30-50, with the sensor technologies that allow greater miniaturization at present), thus overcoming the technical problem described and improving the solutions of the state of the art Additionally, the sensors are configurable, different types can be used depending on the medium to be analyzed, or even exchange the sensor box completely, according to need. This also provides greater protection of the secondary body of electronics in a hostile environment, thanks to the tight seal provided by the external housing.
  • the probe has a total diametral section equal to or less than 40 mm, suitable for deep underground drilling. It is thus possible to improve the state of the art, being a requirement for this type of probes to have a small cross-sectional diameter for its introduction in deep holes, of the order of several kilometers.
  • the external housing comprises a protective head of decreasing section to protect the probe when it is introduced into underground perforations. This facilitates the progression of the probe in deep perforation while protecting the sensors.
  • the probe comprises one or more of the following sensors:
  • ISFET Ion Sensitive Field Effect Transistor
  • MEMFET membrane Field Effect Transistor
  • thermoanemometer type flow sensor Constant Temperature Anemometry, CTA
  • the probe typically comprises 30-50 sensors.
  • the main and secondary bodies are tubular. This achieves a suitable geometry so that the probe is easily introduced into the subsoil.
  • the casing housing of the main tubular body is made of 316L / Titanium stainless steel. It is thus possible to protect the probe to support pressures greater than 1000bar, extreme temperatures between -20 and 70 e C and acidic media of pH ⁇ 2 and alkaline pH ⁇ l 2.
  • the probe is configurable to adapt the type of sensors to the parameters to be monitored and admits designs to be adjusted to different drilling sizes in the subsoil.
  • the data connection and transmission means are covered by a protective layer to isolate it from the underground environment.
  • Another object of the present invention relates to a system for the monitoring of geomicrobiological activity in deep perforations in underground media comprising two or more multiparameter probes such as those described in previous embodiments.
  • said multiparameter probes are communicated and the transmission of information is carried out through the data connection and transmission means. This is achieved by providing a probe system to monitor the geomicrobiological activity of the subsoil in real time. It is achieved that the information collected crosses the system of probes to the outside and also in the opposite direction, thanks to the novel design that allows interconnecting several probes in series.
  • data transmission is carried out through a CAN bus communication protocol to a central PC bus controller type controller, configured to receive transmission data from the probes in real time and send it to a remote server, to through a data connection; and where the system comprises electronic acquisition and control means for the transmission of the data received by the sensors.
  • said central controller is located outside the subsoil.
  • the system comprises of the order of 50-100 multiparameter probes.
  • the invention thus allows us to propose a solution to the technical problems described in previous sections of this document, offering the following characteristics in the same probe and / or system:
  • ions in the medium for example, Fe3 + ions
  • Figure 1 shows a perspective view of the main elements comprising the multiparameter probe of the invention, according to a preferred embodiment thereof.
  • Figures 2A-2C show a detailed diagram of the external housing that surrounds the main body and the sensor box of the invention, according to a preferred embodiment thereof.
  • Figures 3A-3D show a diagram of the main body of the invention, according to a preferred embodiment thereof.
  • Figure 4 shows a schematic of a multiparameter probe system interconnected and connected to a data connection network, according to a preferred embodiment of the invention.
  • a main object of the invention relates to a multiparameter probe (1) suitable for monitoring geomicrobiological activity in aqueous underground media, and preferably for use in deep drilling, preferably, between 250 m and several kilometers deep.
  • the probe (1) comprises a plurality of sensors (2) for measuring physical-chemical parameters of the subsoil.
  • these sensors (2) have the function of determining parameters and performing geomicrobiological measurements such as the pH level, Redox potential, conductivity, presence of gases (H2, CH4, C02 and nitrogen oxides, etc.), presence of cations and anions, turbidity of fluids and dissolved oxygen.
  • Figures 1 and 2 show the multiparameter probe (1), which comprises a main body (3) of sensors, preferably tubular, where said sensors (2) are housed.
  • the sensors (2) When the probe (1) is in operation, the sensors (2) come into contact with the underground medium from which the information is to be collected. Said information will be transmitted from the sensors (2) through data connection and transmission means (4) (shown in Figure 3), which are also housed inside the main body (3) of the probe, up to a secondary body (5) of electronics, preferably tubular.
  • Said data connection and transmission means (4) of the main body (3) can be, for example, electrical and / or data cables equipped with suitable coatings to withstand the conditions of the medium to be monitored.
  • said secondary body (5) of electronics the necessary elements are housed to store the information obtained by the sensors (2), process said information and / or transmit it, either towards the surface or towards other probes (1) that were close and connected to each other.
  • the secondary electronics body (5) comprises:
  • one or more power supplies (6) to provide a power source to the probe (1), for example, a rechargeable battery;
  • the probe (1) is designed to withstand the extreme conditions that occur in a hostile underground habitat.
  • the probe (1) comprises an external housing (7) that wraps and protects the main (3) and secondary (5) bodies.
  • said housing (7) is made of 316L stainless steel / Titanium.
  • Said outer casing (7) provides a tight seal for the secondary body (5) of electronics, thus protecting all its parts against, for example, a corrosive medium. In this way, it contributes to the protection of the probe (1) in acidic (for example, pH ⁇ 2) and alkaline (pH ⁇ 12), against high and low temperatures (for example, between -20 and 70 e C) and under high pressures (for example, greater than 1000 bar).
  • the outer part of the housing (7) that surrounds the main body (3) has one or more main openings (8), thus allowing the passage of the fluid or other means to be monitored through the sensors ( 2).
  • the sensors (2) in turn must also be adapted to withstand the hostile conditions that are found at great depths of the subsoil (already mentioned, of type: high pressure, extreme temperature and acidity).
  • the probe (1) of the invention it comprises a ring-like sensor box (9), which houses the plurality of sensors (2), disposed between the inner wall of the outer shell (7) and the data connection and transmission means (4) of the main body, as shown in Figure 2.
  • the sensors (2) are compactly housed in the main body (3) , and also leaving a sufficient space to arrange, within the ring and on an axis parallel to the main axis of the probe (1), the data connection and transmission means (4) of the main body, as can be seen in Figures 2-3.
  • the probe (1) thus allows to house a large number of sensors (2), thus improving the state of the art (where it is typically not possible to integrate more than six sensors into a probe), and offers an optimal assembly of the sensors ( 2) in the box (9) (see Figure 3).
  • the probe (1) will be equipped with sensors (2) suitable to allow high miniaturization, for example, solid state sensors and / or optical sensors.
  • the multiparameter probe (1) of the invention is fully operational at depths of the subsoil up to several kilometers, and works for months without maintenance thanks to its design and configuration.
  • the probe (1) is configurable to adapt the type of sensors (2) to the parameters to be monitored, and admits designs to be adjusted to different drilling sizes in the subsoil. This size is relevant depending on the type of medium in question or the depth at which you want to monitor the subsoil.
  • the invention provides a versatile and configurable instrument, thus improving the state of the art that typically offers closed instruments and not adaptable to the performance of different measurements.
  • the outer housing (7) comprises a protective head (1 1) of decreasing section (see Figures 1 and 3). It is achieved with it facilitate the progression of the probe (1) in a perforation while protecting the sensors (2).
  • Another object of the present invention relates to a system (12) for the monitoring of geomicrobiological activity in deep holes in underground media, comprising two or more multiparameter probes (1) connected to each other, as shown in Figure 4.
  • said multiparameter probes (1) are communicated and the transmission of information is carried out through the data connection and transmission means (4, 6 ") thereof, such and as seen in Figure 4.
  • each probe (1) houses the data connection and transmission means (4, 6 ") on the axial axis thereof, and this allows two or more probes (1) can be interconnected in series through said axis, both at higher and lower levels when they are housed inside an underground perforation, thereby providing a system (12) of multi-parameter probes resistant to media hostile, to obtain measurements of physical-chemical parameters at different depths of the subsoil without the need to move the same probe (1) along a borehole, thus, it is possible to monitor the geomicrobiological activity of the subsoil in real time and at different depths at the same time, it is also achieved that the information collected crosses the probe system (12) outwards and also in the direction Inverse, thanks to the innovative design that allows several probes (1) to be interconnected with each other. More preferably, the system (12) typically comprises 50-100 multiparameter probes (1), arranged at different depths in the subsoil.
  • the information is transmitted from the system (12) to a data connection network (13).
  • the data connection network (13) is located on the surface.
  • the data transmission is carried out through a communication protocol of the Controller Area Network bus (CAN bus) type to a central controller, for example of the PC bus controller type or an AMR microcontroller, which is responsible for the management of the same and of the management of the status of the probes (1), of the accumulation of data and real-time transmission to a remote server through a data connection network (13), includes electronic means of acquisition and control for the transmission of data received by the sensors (2), and manages also, the energy of the probes (1) of the system (12) at each instant.
  • CAN bus Controller Area Network bus
  • the present invention overcomes the technical problems described in previous sections and thus provides a multiparameter probe (1) and a probe system (12) capable of measuring multiple parameters in a deep underground drilling, for geomicrobiological monitoring of the subsoil, and that, in summary, is capable of:

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)

Abstract

L'invention concerne une sonde (1) multiparamétrique, appropriée pour la surveillance de l'activité géomicrobiologique dans des perforations de grande profondeur dans des milieux aqueux souterrains, qui comprend : une pluralité de capteurs 2); un corps principal (3) de capteurs; un corps secondaire (5) d'électronique; un boîtier (7) externe. La sonde (1) comprend en outre des moyens de connexion et transmission (4) de données du coprs principal (3) disposés sur un axe parallèle à l'axe principal axial de la sonde (1); un boîtier (9) de capteurs en forme d'anneau qui loge la pluralité de capteurs (2), le boîtier (9) étant disposé entre la paroi interne de la structure (7) externe et les moyens de connexion et transmission (4) de données du corps principal (3). L'invention concerne également un système (12) qui comprend la liaison d'au moins deux sondes (1) connectées en série.
PCT/ES2017/070420 2017-06-09 2017-06-09 Sonde multiparamétrique pour la surveillance de milieux souterrains WO2018224703A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/ES2017/070420 WO2018224703A1 (fr) 2017-06-09 2017-06-09 Sonde multiparamétrique pour la surveillance de milieux souterrains

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Application Number Priority Date Filing Date Title
PCT/ES2017/070420 WO2018224703A1 (fr) 2017-06-09 2017-06-09 Sonde multiparamétrique pour la surveillance de milieux souterrains

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4300076A1 (fr) 2022-06-28 2024-01-03 Fibsen Monitorizaciones, S.L. Sonde multiparametres modulable avec capteurs a fibre optique

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0556114A1 (fr) * 1992-02-12 1993-08-18 Schlumberger Limited Procédé et dispositif de diagraphie pour l'étude de caractéristique géométriques d'un forage
US20030084716A1 (en) * 1997-09-18 2003-05-08 Solinst Canada Limited Apparatus for measuring and recording data from boreholes
US20070175663A1 (en) * 2004-01-22 2007-08-02 Dtb Patente Gmbh Measuring device and drilling device for deep drillings
US20120118558A1 (en) 2007-12-27 2012-05-17 Schlumberger Technology Corporation Downhole sensing system using carbon nanotube fet
US20120132544A1 (en) 2010-08-06 2012-05-31 Schlumberger Technology Corporation Electrochemical sensor
EP2514916A2 (fr) * 2011-04-18 2012-10-24 C.S.G. S.R.L. Appareil et méthode pour surveiller des paramètres géothechniques et structuraux de sols, roches et structures en général, dans des trous de différentes inclinaisons ou sur des surfaces ayant diverses orientations spatiales
WO2015179238A1 (fr) * 2014-05-20 2015-11-26 Baker Hughes Incorporated Outil de fond de trou comprenant un boîtier de module multi-puce

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0556114A1 (fr) * 1992-02-12 1993-08-18 Schlumberger Limited Procédé et dispositif de diagraphie pour l'étude de caractéristique géométriques d'un forage
US20030084716A1 (en) * 1997-09-18 2003-05-08 Solinst Canada Limited Apparatus for measuring and recording data from boreholes
US20070175663A1 (en) * 2004-01-22 2007-08-02 Dtb Patente Gmbh Measuring device and drilling device for deep drillings
US20120118558A1 (en) 2007-12-27 2012-05-17 Schlumberger Technology Corporation Downhole sensing system using carbon nanotube fet
US20120132544A1 (en) 2010-08-06 2012-05-31 Schlumberger Technology Corporation Electrochemical sensor
EP2514916A2 (fr) * 2011-04-18 2012-10-24 C.S.G. S.R.L. Appareil et méthode pour surveiller des paramètres géothechniques et structuraux de sols, roches et structures en général, dans des trous de différentes inclinaisons ou sur des surfaces ayant diverses orientations spatiales
WO2015179238A1 (fr) * 2014-05-20 2015-11-26 Baker Hughes Incorporated Outil de fond de trou comprenant un boîtier de module multi-puce

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4300076A1 (fr) 2022-06-28 2024-01-03 Fibsen Monitorizaciones, S.L. Sonde multiparametres modulable avec capteurs a fibre optique

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