WO2024018380A1 - Dispositif d'inspection à distance intelligent sans fil pour systèmes sous pression - Google Patents

Dispositif d'inspection à distance intelligent sans fil pour systèmes sous pression Download PDF

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Publication number
WO2024018380A1
WO2024018380A1 PCT/IB2023/057318 IB2023057318W WO2024018380A1 WO 2024018380 A1 WO2024018380 A1 WO 2024018380A1 IB 2023057318 W IB2023057318 W IB 2023057318W WO 2024018380 A1 WO2024018380 A1 WO 2024018380A1
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WO
WIPO (PCT)
Prior art keywords
inspection device
wireless intelligent
intelligent remote
remote inspection
pressurized systems
Prior art date
Application number
PCT/IB2023/057318
Other languages
English (en)
Inventor
Deepali Mittal
Original Assignee
Deepali Mittal
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 Deepali Mittal filed Critical Deepali Mittal
Publication of WO2024018380A1 publication Critical patent/WO2024018380A1/fr

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G01M3/32—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators
    • G01M3/3209—Details, e.g. container closure devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/08—Means for indicating or recording, e.g. for remote indication
    • G01L19/086—Means for indicating or recording, e.g. for remote indication for remote indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/18—Status alarms
    • G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems

Definitions

  • the present invention generally relates to a wireless inspection device. More particularly, the present invention relates to a wireless intelligent remote inspection device for pressurized systems to distantly supervise parameters for identifying the operation readiness of the equipment like fire extinguisher, hose reel, pumps, pipes and alike in a quick, secured and economical manner.
  • a pressurized system is a framework or setup of components where the air /liquid pressure is either high or lower as compared to the surrounding air pressure. Few examples of pressurized systems are gas pipelines, fire extinguishers, petrol pump sector, water network system.
  • the fire extinguishers are generally installed in all the commercial establishments, homes, warehouses, public places and vehicles in order to comply with the fire and safety guidelines of the government.
  • a fire extinguisher is defined as an external fire safety system, which is used for extinguishing and/ or controlling minor fires in emergency situations.
  • a fire extinguisher consists of a hand-held cylindrical pressure vessel, which carries an agent for extinguishing the fire.
  • the fire extinguisher works by releasing the fire extinguishing material at high pressure when a lever at the top of the fire extinguisher cylinder is pressed.
  • the fire extinguishers include a plastic siphon tube, which leads from the bottom of the fire-suppressant reservoir to the top of the fire extinguisher.
  • a spring-mounted valve is provided to block the passageway from the siphon to the nozzle.
  • a smaller cylinder filled with compressed gas including extinguishing material is provided at the top of the fire extinguishing cylinder. The compressed gas remains captured in the fire extinguisher with the help of a release valve.
  • the safety pin is pulled out and the operating lever is depressed to use the fire extinguisher.
  • the fire extinguishers must be checked and/ or inspected at an interval of every 30 days to ensure their proper operation.
  • the owner and/ or occupant of the property where the fire extinguishers are installed are responsible for arranging for the maintenance of the fire extinguishers.
  • many automatic fire extinguishers have been developed to ensure the proper maintenance of the fire extinguishers by providing the information automatically through a web based user interface.
  • One of the monitoring device used for checking the status of the fire extinguisher is an electronic monitoring system, which is paired with each fire extinguisher and uses a pressure gauge to continuously check for any fluctuations in the fire extinguishers.
  • Another monitoring device for checking the status of the fire extinguisher is a bar code tablet system, which enables the users to accurately inspect fire extinguishers by scanning the bar code.
  • a wireless sensor network is another monitoring device, which enables the users to check the fire extinguishers in large facilities and/ or on large campuses, thereby allowing the facilities managers to continuously ensure that the fire extinguishers are operational, present and unobstructed without relying on a manual inspection.
  • the fire extinguishers can be monitored on a real-time basis with a properly installed wireless sensor network.
  • installation of these monitoring devices in the already installed fire extinguishers or other pressurized systems is highly expensive process as these monitoring devices cannot be applied to the already existing system, thus these monitoring devices comes already installed with the system, therefore in order to use these monitoring systems, the entire system or component or device needs to be replaced, which makes installation of such monitoring devices costly for the users.
  • US9074950B2 discloses a pipeline inspection gauge (PIG) alert system that provides a method and apparatus for effectively locating a pipeline inspection gauge (PIG) as it traverses a pipeline.
  • the method and apparatus incorporates hollow, empty tubes spaced along the length of the pipeline.
  • the tubes are provided with lower ends that extend into the pipeline.
  • the tubes are closed at their lower ends and connectable to respective pressure detection devices or the like at their upper ends.
  • When a PIG passes through the pipeline it contacts the lower end of the tube that extends into the pipeline, causing the tube to break, and thus opening the interior of the tube to the pressurized flow of the product flowing in the pipeline.
  • the change in pressure is registered by the pressure detection device to indicate the passage of the PIG.
  • the main drawbacks of this invention is that the user needs to manually inspect the gauge which makes this manual inspection process tedious, further this involves a lot of human interaction which increases the error rate while manual inspection.
  • US20030029246A1 discloses a digital pressure gauge comprises a power supply, an input button unit, a pressure sensor, a display unit, a warming unit, and a control unit.
  • the control unit counts an operation times and/or operation duration of the digital pressure gauge and generates alarm through the display unit and the warming unit when the counted operation times and/ or operation duration of the digital pressure gauge exceeds a threshold.
  • this invention is limited to pressure monitoring and this digital pressure gauge cannot be installed in conventional systems as there is no provision of connector in this gauge.
  • IN202027049615 discloses a fire extinguisher having an inspection device which: determines the inner pressure state of a corrosion-resistant, heat- and cold-resistant and vibration-resistant pressure vessel that is made of material on which information can be directly printed; and compares, by means of a comparison unit, multiple measured values with each other and/ or with set point values and displays the operating state.
  • the display of the internal pressure state allows anyone, even a layperson, to readily determine whether the fire extinguisher is ready for operation and whether all the components of the fire extinguisher function properly.
  • this invention does not have a provision of indicating real time movement of the device or equipment over which the inspection device is fixed and this invention does not have a battery health reporting mechanism and any provision of server connection for data collection, mining and reporting. Hence, this invention does not provide a complete solution to remotely monitor the parameters like temperature, pressure in a pressurized system like fire extinguisher.
  • the main object of the present invention is to provide a wireless intelligent remote inspection device for pressurized systems to monitor operational readiness of system or equipment like fire extinguisher, hose reel, pumps, pipes and alike.
  • Another object of the present invention is to provide a wireless intelligent remote inspection device for pressurized systems with a near field communication module that eliminates the need of manual paper based inspection.
  • Another object of the present invention is to provide a wireless intelligent remote inspection device for pressurized systems having an alerting module such as LED light which gets activated in case the measured temperature or pressure is more or less than a threshold value.
  • an alerting module such as LED light which gets activated in case the measured temperature or pressure is more or less than a threshold value.
  • Yet another object of the present invention is to provide a wireless intelligent remote inspection device for pressurized systems with or without a T-connector which helps in connecting the device with equipment or system.
  • the present invention relates to a wireless intelligent remote inspection device for pressurized systems for scrutiny operational readiness of system and component therein.
  • the present invention provides a wireless intelligent remote inspection device for pressurized systems, comprising of, a housing, at least one transmitter, at least one receiver, at least one connector, a plurality of sensor, at least one battery unit, and at least one cover, wherein the housing encloses said transmitter, receiver, plurality of sensor, battery unit along with a near field communication module, and a LED indicator, said plurality of sensor are for sensing a set of parameters of a pressurized system, said near field communication module transfers said set of parameters to a remote server, said remote server is connected to near field communication module via a wireless mode and analyses said set of parameters to detect whether said pressurized systems has a normal status or abnormal status and said server sends said status to a mobile device for monitoring purpose, said remote server activates an alert mechanism in said mobile device and wireless intelligent remote inspection device in case of detection of an abnormal status and said alert mechanism sends notification to said mobile device and activates said LED indicator to make an operator aware about said abnormal status and said remote server is configured to maintain a log of said set
  • the present invention provides a wireless intelligent remote inspection device for pressurized systems comprising of a housing encompassing a digital pressure sensor, a temperature sensor, an accelerometer, a digital display unit, a near field communication (NFC) module, and a battery unit wherein said housing is optionally provided with a T-connector for fastening said device to an existing equipment or system, said digital pressure sensor is for sensing real-time or periodic pressure inside the fire extinguisher, said temperature sensor is for real-time periodic monitoring temperature, said accelerometer indicates the real-time or periodic movement of the system, an internal battery health sensor is configured within the device for indicating a battery level of device, the digital display unit is for representing pressure in a digital format.
  • a wireless intelligent remote inspection device for pressurized systems
  • said housing is optionally provided with a T-connector for fastening said device to an existing equipment or system
  • said digital pressure sensor is for sensing real-time or periodic pressure inside the fire extinguisher
  • said temperature sensor is for real-time periodic monitoring temperature
  • the sensors are wirelessly connected with a hub module that works on radio frequency.
  • the hub module sends the information received from the sensor to a monitoring computer via Ethernet, WiFi or GPRS.
  • the near field communication (NFC) module enables a wireless transmission between said intelligent remote inspection device and a mobile device.
  • the device additionally comprises of an alerting module such as FED light which gets active in case the measured temperature or pressure is more or less than a threshold value, the alerting module also comprise of a microprocessor that compares the measured value of temperature or pressure with a threshold value that is stored in memory unit of the processor.
  • the wireless intelligent remote inspection device is connected to a remote server that maintains a log of said measured parameters that helps in remote monitoring of parameters and the remote sever sends alerts in real time.
  • the present invention provides a wireless intelligent remote inspection device for pressurized systems in which the near field communication module enables communication between a plurality of devices such as mobile phone, electronic tablet and alike when said plurality of devices are touched together and/ or brought within a range of few centimeters range, said near filed communication module maintains logs and sends notification regularly.
  • the near field communication module enables communication between a plurality of devices such as mobile phone, electronic tablet and alike when said plurality of devices are touched together and/ or brought within a range of few centimeters range, said near filed communication module maintains logs and sends notification regularly.
  • the present invention provides a wireless intelligent remote inspection device for pressurized system that delivers an instant notification via an e-mail and/or an SMS if variations in pressure or movement or batter health or ambient temperature and/ or security elements are observed, said intelligent remote inspection device (through remote server) keeps record and control of field work technicians.
  • Figure 1 is a block diagram of working of wireless intelligent remote inspection device according to an embodiment of the present invention.
  • Figure 2 is a perspective view of wireless intelligent remote inspection device connected to the pressurized system according to an embodiment of the present invention.
  • Figure 3 is an isometric view of wireless intelligent remote inspection device according to an embodiment of the present invention.
  • Figure 4 is a block diagram of wireless intelligent remote inspection device for pressurized systems according to an embodiment of the present invention.
  • Figure 5 is another block diagram of working of wireless intelligent remote inspection device for pressurized system according to an embodiment of the present invention.
  • the present invention provides wireless intelligent remote inspection device for pressurized systems for testing operational readiness of equipment and system like fire extinguisher, pipeline, that eliminates the need of manual inspection (i.e. paper based) for achieving maintenance of equipment or system.
  • the present invention provides a wireless intelligent remote inspection device for pressurized systems, comprising of, a housing, at least one transmitter, at least one receiver, at least one connector, a plurality of sensor, at least one battery unit, and at least one cover, wherein the housing encloses said transmitter, receiver, plurality of sensor, battery unit along with a near field communication module, and a TED indicator, said plurality of sensor are for sensing a set of parameters of a pressurized system, said near field communication module transfers said set of parameters to a remote server, said remote server is connected to near field communication module via a wireless mode and analyses said set of parameters to detect whether said pressurized systems has a normal status or abnormal status and said server sends said status to a mobile device for monitoring purpose, said remote server activates an alert mechanism in said mobile device and wireless intelligent remote inspection device in case of detection of an abnormal status and said alert mechanism sends notification to said mobile device and activates said LED indicator to make an operator aware about said abnormal status and said remote server is configured to maintain a log of
  • the present invention provides a wireless intelligent remote inspection device for pressurized systems comprising of a housing encompassing a digital pressure sensor, a temperature sensor, an accelerometer, a digital display unit, a near field communication (NFC) module, and a battery unit wherein said housing is optionally provided with a T-connector for fastening said device to an existing equipment or system, said digital pressure sensor is for sensing real-time or periodic pressure inside the fire extinguisher, said temperature sensor is for real-time periodic monitoring temperature, said accelerometer indicates the real-time or periodic movement of the system, an internal battery health sensor is configured within the device for indicating a battery level of device, the digital display unit is for representing all the measured parameters including pressure, temperature, battery life in a digital format.
  • a wireless intelligent remote inspection device for pressurized systems
  • said housing is optionally provided with a T-connector for fastening said device to an existing equipment or system
  • said digital pressure sensor is for sensing real-time or periodic pressure inside the fire extinguisher
  • said temperature sensor is
  • the sensors are wirelessly connected with a hub module that works on radio frequency.
  • the hub module sends the information received from the sensor to a monitoring computer (server) via Ethernet, Wi-Fi or GPRS.
  • the near field communication (NFC) module enables a wireless transmission between said intelligent remote inspection device and a mobile device.
  • the wireless intelligent remote inspection device is connected to a remote server that maintains a log of said measured parameters that helps in remote monitoring of parameters and the remote sever sends alerts in real time and wireless intelligent remote inspection device uses a radio frequency based communication module to communicate with the hub, which communicates with the remote server for reporting alerts.
  • the device additionally comprises of an alerting module such as LED light which gets active in case the measured temperature or pressure is more or less than a threshold value
  • the alerting module also comprise of a microprocessor that compares the measured value of temperature or pressure with a threshold value that is stored in memory unit of the processor.
  • the present invention provides a wireless intelligent remote inspection device for pressurized systems in which the near field communication module enables communication between a plurality of devices when said plurality of devices are touched together and/ or brought within a range of few centimeters range, said near filed communication module maintains logs and sends notification regularly.
  • the present invention provides a wireless intelligent remote inspection device for pressurized system that delivers an instant notification via an e- mail and/ or an SMS if variations in pressure, movement, and ambient temperature and/ or security elements are observed, said intelligent remote inspection device keeps record and control of field work technicians.
  • FIG. 1 is a block diagram of working of wireless intelligent remote inspection device according to an embodiment of the present invention.
  • the pressurized system (5) is selected but not limited to fire extinguisher, hose reel, pumps, and pipes as depicted in Figure 2.
  • the wireless intelligent remote inspection device (1) comprise of a housing (2), at least one transmitter (3), at least one receiver (4), at least one connector, a plurality of sensor (5), at least one battery unit (6) and at least one cover (7).
  • FIG. 3 is an isometric view of wireless intelligent remote inspection device according to an embodiment of the present invention.
  • the housing (2) and cover (7) are made up of materials that include but are not limited to steel, stainless steel, plastic, metal.
  • the housing (2) encloses said transmitter (3), receiver (4), plurality of sensor (5), battery unit (6) along with a near field communication module (8), and a TED indicator (9), said plurality of sensor (5) are for sensing a set of parameters of a pressurized system (10), said near field communication module (8) transfers said set of parameters to a remote server.
  • the set of parameters include but not limited to pressure, temperature, orientation, geo-coordinates and battery health level.
  • the plurality of sensor (5) include an accelerometer, pressure sensor, temperature sensor, battery health sensor, gyro sensor, weight sensor, gas/ liquid composition sensor.
  • the cover (7) is made up of material like tempered glass or polycarbonate.
  • FIG. 4 is a block diagram of wireless intelligent remote inspection device for pressurized systems according to an embodiment of the present invention.
  • the wireless intelligent remote inspection device (1) is connected to a hub module (14) for pressurized systems (10).
  • the remote server (11) is connected to near field communication module (8) via a wireless mode and analyses said set of parameters to detect whether said pressurized systems (10) has a normal status or abnormal status and said server sends said status to a mobile device (12) for monitoring purpose.
  • the remote server (11) is connected with a microcontroller that compares said set of parameters with a set of pre-stored values.
  • the wireless intelligent remote inspection device (1) is connected to an additional loT module via a wireless sensor network for monitoring, transferring said set of parameters to said remote server (11) which further assists in providing real time monitoring of the location, status and usage of pressurized system (10).
  • the loT module is connected to the pressurized system (10) via the wireless sensor network which comprise of a group of small, low-cost sensors that are distributed throughout an environment to monitor various physical and environmental conditions.
  • the sensors measure the pressure level, temperature, and other relevant data and this collected and transmitted to a gateway device using wireless communication protocols such as Wi-Fi, Bluetooth, or Zigbee.
  • the gateway device is connected to the internet, and the data is uploaded to the remote server (11) for storage and analysis.
  • the remote server (11) is preferably a cloud-based platform that provide real-time monitoring and alerting, as well as historical data analysis, to improve maintenance, optimize inventory management, and ensure compliance with safety regulations.
  • the remote server (11) activates an alert mechanism in said mobile device (12) and wireless intelligent remote inspection device (1) in case of detection of an abnormal status and said alert mechanism sends notification to said mobile device (12) and activates said LED indicator (9) to make an operator aware about said abnormal status and said remote server (11) is configured to maintain a log of said set of parameters and status and said wireless intelligent remote inspection device (1) is connected to a monitoring system (13) that collects said log and performs a set of functions.
  • the notification include but not limited to electronic mail, short message service.
  • the set of functions include but are not limited to authentication, monitoring, maintenance, alarm panel and rectification status, centralized facilities, instant notification alerts, calendar maintenance and field inspection report.
  • the wireless intelligent remote inspection device (1) has weight in range from 90g to 110g and dimension. Further, the wireless intelligent remote inspection device (1) is connected with the pressurized systems preferably through a T connector.
  • the wireless intelligent remote inspection device (1) is connected with a pressurized systems like fire extinguisher, hose reel, pumps, pipes and the device (1) sends the real time measured parameters like pressure, temperature to the hub module (14) with further sends to the monitoring system for inspection
  • the device (1) transfers the real time measured parameters along with battery health, change in the movement of equipment and alike to the mobile device (12) through the near field communication (NFC) module (8) by which the user of the mobile device (12) is able to observe the real time parameters of the equipment.
  • NFC near field communication
  • the present invention is connected with a monitoring system (13) that collects the information from all the hub modules about all the gauges and generates intelligent real time information.
  • the monitoring system (13) performs a set of functions that include but not limited to authentication, monitoring, maintenance, alarm panel and rectification status, centralized facilities, instant notification alerts for variation in pressure movement, ambient temperature, charts with history of each element, record and control, virtual labels to demonstrate efficient maintenance, cloud support and accessibility of multiple device.
  • the near field communication (NFC) module (13) acts a handset which is used to configure the device (1) and hub module (14) on the field. It is used for the task of physical maintenance and reporting maintenance data wirelessly and instantly.
  • the near field communication (NFC) module (13) includes an electronic device and a communication unit.
  • the device (1) additionally comprises of an alerting module such as FED light which gets active in case the measured temperature or pressure is more or less than a threshold value, the alerting module also comprise of a microprocessor that compares the measured value of temperature or pressure with a threshold value that is stored in memory unit of the processor as depicted in Figure 5.
  • the present invention provides a wireless intelligent remote inspection device (1) for pressurized systems for distantly monitoring operational readiness of equipment like fire extinguisher.
  • the intelligent remote inspection device (1) is connected to the fire extinguisher through the T-connector for measuring a set of parameters such as temperature, pressure which determine the operational readiness of the equipment.
  • the device (1) comprises of near field communication module that enables quick transmission of measured parameters to a mobile device in one-tap, on which the user is able to observe the measured parameters. Further the device (1) is connected to the remote server (11) via a router or hub (14) which maintain logs of the measured parameter which helps in remote inspection of operational readiness of the fire extinguisher.
  • the device (1) additionally comprises of an alerting module such as LED light which gets active in case the measured temperature or pressure is more or less than a threshold value
  • the alerting module also comprise of a microprocessor that compares the measured value of temperature or pressure with a threshold value that is stored in memory unit of the processor.
  • the present invention also has a provision of detection of any kind of abnormality in the measured parameters.
  • the present invention is suitable to be used in chemical manufacturing plant which uses pressurized vessels to store and transport chemicals. The safety of the vessels is critical to the operation of the plant and the safety of the employees. To ensure the safety of these vessels, the plant installs the wireless intelligent remote inspection device (1) on each pressurized vessel.
  • the housing (2) encloses a transmitter (3), a receiver (4), a plurality of sensors (5), a battery unit (6), a near field communication module (8), and a TED indicator (9).
  • the sensors (5) are configured to sense a set of parameters of the pressurized vessel, such as temperature, pressure, and humidity.
  • the near field communication module (8) wirelessly transfers these parameters to a remote server (11) for analysis.
  • the remote server (11) is connected to the near field communication module (8) via a wireless mode and is responsible for analyzing the parameters to determine whether the pressurized vessel has a normal or abnormal status.
  • the remote server (11) is connected with a microcontroller that compares said set of parameters with a set of pre-stored values.
  • the remote server (11) detects an abnormal status, then the remote server (11) activates an alert mechanism in the mobile device (12) of the plant operator.
  • the alert mechanism sends a notification to the mobile device (12) and activates the TED indicator (9) on the wireless intelligent remote inspection device (1) to alert the operator of the abnormal status.
  • the remote server (11) maintains a log of the set of parameters and status to track trends and performance over time. This log is also collected by a monitoring system (13) connected to the wireless intelligent remote inspection device (1) for further analysis and maintenance planning.
  • the wireless intelligent remote inspection device (1) provides an efficient and automated way to monitor the safety of pressurized vessels in a chemical manufacturing plant, alerting operators of any abnormal statuses and providing valuable data for maintenance planning.
  • the present invention is also suitable to be used in fire suppression systems over which the wireless intelligent remote inspection device (1) are installed.
  • the wireless intelligent remote inspection device (1) is configured is to monitor the pressure, temperature, orientation, geo-coordinates, and battery health level of the fire extinguishers.
  • the wireless intelligent remote inspection device (1) also includes a near field communication module (8) and a LED indicator (9).
  • the accelerometer used herein detects motion and vibrations in the pressurized system, even at a micro-scale level. By sensing these vibrations, the accelerometer converts them into the piezoelectric effect, which generates energy through pressure and stress. The generated energy is then converted into an electrical voltage, which provides information or value of the velocity and orientation of the for pressurized system. Additionally, the accelerometer is able to measure both static forces like gravity and dynamic forces.
  • the pressure sensor in the fire extinguisher works by measuring the pressure inside the extinguisher container.
  • the pressure inside the container is directly related to the amount of extinguishing agent (such as foam, powder, or gas) inside and as the agent is expelled from the container during use, the pressure decreases.
  • the pressure sensor includes a diaphragm that flexes with changes in pressure, and a transducer that converts the mechanical movement of the diaphragm into an electrical signal.
  • the transducer utilizes technologies such as strain gauges, piezoresistive elements, or capacitive elements to detect the diaphragm's movement and convert it into a voltage signal.
  • the voltage signal is then sent to the microcontroller that compares it with pre-stored values to determine whether the fire extinguisher is in normal or abnormal status. If the pressure falls outside or below the predetermined range i.e. pre-stored values, it is considered abnormal and an alert mechanism is activated to notify the user of the issue. This include visual or audible alarms, or alerts sent to a remote monitoring system.
  • the wireless intelligent remote inspection device (1) weighs between 90g to 110g and the wireless intelligent remote inspection device (1) is connected to a hub module (14) is configured to transfer the set of parameters to a remote server (11) via a wireless mode.
  • the remote server (11) is connected to a microcontroller that compares the set of parameters with a set of pre-stored values to determine whether the fire extinguishers are in normal or abnormal status. In case of detection of an abnormal status, the remote server (11) activates an alert mechanism in the mobile device (12) and the wireless intelligent remote inspection device (1). The alert mechanism sends notification to the mobile device (12) and activates the TED indicator (9) to alert the operator about the abnormal status.
  • the remote server (11) is configured to maintain a log of the set of parameters and status.
  • the wireless intelligent remote inspection device (1) is connected to a monitoring system (13) for collecting the log and performing a set of functions, including authentication, monitoring, maintenance, alarm panel and rectification status, centralized facilities, instant notification alerts, calendar maintenance, and field inspection report.
  • the remote server (11) is connected to the microcontroller that is programmed with a set of pre-stored values for the fire extinguisher's parameters, which represent normal operating conditions.
  • the microcontroller constantly compares the real-time parameters measured by the sensors (5) with the pre-stored values. If any parameter goes beyond the pre-stored value range, the microcontroller considers it as an abnormal status, and the remote server (11) is notified.
  • the remote server (11) activates an alert mechanism in the mobile device (12) and the wireless intelligent remote inspection device (1).
  • the alert mechanism sends a notification to the mobile device (12) to inform the operator about the abnormal status.
  • the FED indicator (9) on the wireless intelligent remote inspection device (1) is activated to alert the operator visually. The operator may then take appropriate action to rectify the abnormal status, such as refilling or replacing the fire extinguisher, before it is needed in an emergency.
  • the remote server (11) also maintains a log of the set of parameters and status for future reference and analysis.
  • the present invention is suitable for remotely monitoring of the status of the pressured system like fire extinguishers and take necessary actions when needed.
  • the present invention helps them ensure that their fire suppression systems are always in good working condition, reducing the risk of fire incidents and property damage.
  • the present invention provides a wireless intelligent remote inspection device for pressurized system for rapid checking operational readiness of equipment and system and further has significant applications in various industries where pressurized systems are in use and particularly useful in fire safety systems, where the timely detection of abnormalities can save lives and property.
  • the present invention is suitable to be used in industrial settings, such as pipelines and pumps, to detect leaks and other malfunctions. Additionally, the wireless and remote capabilities make it convenient for monitoring and maintenance, reducing the need for manual inspections. Overall, the wireless intelligent remote inspection device offers a reliable, efficient, and cost-effective solution for ensuring the safety and performance of pressurized systems in various industries.

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  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Alarm Systems (AREA)

Abstract

La présente invention concerne un dispositif d'inspection à distance intelligent sans fil (1) pour des systèmes sous pression, comprenant un boîtier (2), au moins un émetteur (3), au moins un récepteur (4), au moins un connecteur, une pluralité de capteurs (5), au moins une unité de batterie (6); et au moins un couvercle (7). Le boîtier (2) renferme ledit émetteur (3), le récepteur (4), la pluralité de capteurs (5), l'unité de batterie (6) conjointement avec un module de communication en champ proche (8), et un indicateur de DEL (9). Le module de communication en champ proche (8) est configuré pour transférer ledit ensemble de paramètres à un serveur distant par l'intermédiaire d'un mode sans fil. Le dispositif d'inspection à distance intelligent sans fil (1) est connecté à un module IoT supplémentaire par l'intermédiaire d'un réseau de capteurs sans fil pour surveiller, transférer ledit ensemble de paramètres audit serveur distant (11) pour une inspection à distance.
PCT/IB2023/057318 2022-07-21 2023-07-18 Dispositif d'inspection à distance intelligent sans fil pour systèmes sous pression WO2024018380A1 (fr)

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IN202241041924 2022-07-21

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022148973A1 (fr) * 2021-01-08 2022-07-14 Zenova Ltd. Extincteur amélioré

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022148973A1 (fr) * 2021-01-08 2022-07-14 Zenova Ltd. Extincteur amélioré

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