CN116795020A - Monitoring and early warning method and system for turbine oil system of water turbine - Google Patents

Monitoring and early warning method and system for turbine oil system of water turbine Download PDF

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Publication number
CN116795020A
CN116795020A CN202310233973.9A CN202310233973A CN116795020A CN 116795020 A CN116795020 A CN 116795020A CN 202310233973 A CN202310233973 A CN 202310233973A CN 116795020 A CN116795020 A CN 116795020A
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oil
module
detection module
data
monitoring
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CN202310233973.9A
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孙江
代志娟
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Tianjin Tianfa General Plant Electrical And Mechanical Equipment Co ltd
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Tianjin Tianfa General Plant Electrical And Mechanical Equipment Co ltd
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Priority to CN202310233973.9A priority Critical patent/CN116795020A/en
Publication of CN116795020A publication Critical patent/CN116795020A/en
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    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B19/00Alarms responsive to two or more different undesired or abnormal conditions, e.g. burglary and fire, abnormal temperature and abnormal rate of flow
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/04Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/042Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
    • G05B19/0428Safety, monitoring
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00Program-control systems
    • G05B2219/20Pc systems
    • G05B2219/24Pc safety
    • G05B2219/24024Safety, surveillance

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Alarm Systems (AREA)

Abstract

The invention discloses a monitoring and early warning system of a turbine oil system of a water turbine, which comprises a central processing unit, wherein an engine oil detection module and a bearing oil baffle detection module are connected to the central processing unit; the invention also discloses a monitoring and early warning method of the turbine oil system of the water turbine, which comprises the following steps: s1, installing an engine oil detection module at an elbow, a welded junction, a flange, a joint and a bearing oil shield of an oil system. The early warning system detects temperature, oil leakage, open fire, illegal construction, smoking and the like of the oil system, feeds back abnormal conditions and alarms to remind, effectively prevents the oil system from catching fire, effectively and timely controls and extinguishes abnormal or fire accidents, controls the abnormal or fire at the initial stage, dangers start the scheme, effectively and timely controls and extinguishes the abnormal or fire accidents, controls the abnormal or fire at the initial stage, controls the dangerous degree at the minimum, and ensures normal operation or safe shutdown of the unit.

Description

Monitoring and early warning method and system for turbine oil system of water turbine
Technical Field
The invention relates to the technical field of monitoring and early warning of turbine oil systems of water turbines, in particular to a monitoring and early warning method and a system of a turbine oil system of a water turbine.
Background
The method is characterized in that the method is based on the 'safety first, prevention and comprehensive treatment' guidelines, the principle of combining defense and rescue is adhered to, the prediction and prevention of critical events are focused, the rapid and accurate treatment of the critical event process is aimed, the safety of personnel, power grids and equipment is ensured at the heart, and a long-acting management and emergency treatment mechanism of the critical events is established, so that the fire loss of the hydraulic turbine oil system is reduced to the minimum.
In case of fire disaster, the hydraulic turbine oil system loses control, emergency treatment and fire disaster extinguishing measures are needed, the emergency stop caused under special conditions can cause large-area power failure in local areas and bring serious influence to production and life.
Therefore, the method is very important for monitoring and early warning of the hydraulic turbine oil system.
Disclosure of Invention
The invention aims to solve the technical problems, and provides a monitoring and early warning method and a system for a turbine oil system of a water turbine, wherein the early warning system detects temperature, oil leakage, open fire, illegal construction, smoke and the like of the oil system, feeds back abnormal conditions and alarms to remind the abnormal conditions, so that the oil system is effectively prevented from catching fire, abnormal or fire accidents are effectively and timely controlled and suppressed, the abnormal or fire is controlled at an initial stage, the present plan is started in danger, the abnormal or fire accidents are effectively and timely controlled and suppressed, the abnormal or fire is controlled at the initial stage, the dangerous degree is controlled at the minimum, and normal operation or safe shutdown of a unit is ensured.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a control early warning system of hydraulic turbine oil system, includes central processing unit, last engine oil detection module, bearing oil fender detection module, video monitoring module, oil temperature detection module, open flame monitoring module, information transfer module, data analysis module, alarm module, data storage module and the data query module of being connected of central processing unit, engine oil detection module, bearing oil fender detection module, video monitoring module, oil temperature detection module, open flame monitoring module are connected with the information transfer module, the information transfer module is connected with the data analysis module, the data analysis is connected with alarm module and data storage module, the data storage module is connected with the data query module.
Preferably, the engine oil detection module comprises an oil liquid sensor, an odor sensor and an oil quantity sensor, wherein the oil liquid sensor is used for detecting whether engine oil leaks in an oil system, the odor detection module is used for detecting the taste of the engine oil leaked in the oil system, and the oil quantity sensor is used for detecting the amount of the engine oil leaked in the oil system to determine whether the engine oil is stopped for maintenance.
Preferably, the bearing oil block detection module comprises an oil liquid sensor, an odor sensor and a temperature sensor, wherein the oil liquid sensor is used for detecting whether engine oil leaks from the bearing oil block, the odor detection module is used for detecting the smell of the engine oil after the engine oil leaks from the bearing oil block, and the temperature sensor is used for detecting whether the temperature abnormality exists at the bearing oil block, and the potential danger of engine oil combustion exists.
Preferably, the video monitoring module comprises a flame recognition camera and an engine oil combustion smell sensor, wherein the flame recognition camera is used for recognizing whether open fire exists in the oil system, and the engine oil combustion smell sensor is used for detecting smell of engine oil combustion to assist the flame recognition camera to monitor more accurately.
Preferably, the data storage module comprises a storage and an automatic searching terminal, and the automatic searching terminal is connected with the local area network to realize searching and retrieving of stored data; the memory is used for storing information of the optimal processing method searched by the automatic searching terminal.
Preferably, the data query module comprises a web terminal, a WeChat applet and a mobile phone app, wherein the web terminal can enter a login account for query through a mobile phone, a tablet and a computer webpage, the WeChat applet can bind the login query through a WeChat personal account, and the mobile phone app can log in the query through WeChat and a mobile phone number.
Preferably, the alarm module comprises an audible and visual alarm, a telephone ringing unit and an alarm form unit, wherein the audible and visual alarm is installed in the oil system to remind workers, the telephone ringing unit reminds workers in the form of a short message or a telephone, and the alarm form unit can remind workers according to the oil leakage and open fire occurrence in the oil system.
Preferably, the intelligent oil and valve fire disaster detection device further comprises a static electricity removing module connected to the central processing unit, wherein the static electricity removing module is connected with the information transmission module and is used for detecting oil and valve fire disaster sensitive areas, and static fire disasters caused by too high flow velocity during operation are avoided.
Preferably, the system also comprises an oil pressure detection module connected to the central processing unit, wherein the oil pressure detection module is connected with the information transmission module and is used for detecting whether the overpressure condition of the oil pipe caused by the flight of the unit exists or not and preventing the overpressure of the oil pipe from being broken and sprayed to the heating body to cause fire.
The invention also discloses a monitoring and early warning method of the turbine oil system of the water turbine, which comprises the following steps:
s1, installing an engine oil detection module at an oil system elbow, a welded junction, a flange, a joint and a bearing oil shield, and installing a bearing oil shield detection module at the bearing oil shield, wherein whether engine oil leaks at the oil system elbow, the welded junction, the flange, the joint and the bearing oil shield can be detected by the engine oil detection module, and whether the temperature of the bearing oil shield is abnormal or not and whether engine oil smell exists at the bearing oil shield can be known by the bearing oil shield detection module;
s2, acquiring whether the oil system and the vicinity have illegal construction or not through a video monitoring module, smoking smoke in a smoke-forbidden area, causing open fire disaster by collision friction, detecting smell generated by open fire of engine oil, and assisting a flame recognition camera to monitor more accurately;
s3, the static electricity removing module is used for detecting oil fire and a valve fire sensitive area, so that static fire caused by too high flow rate in operation is avoided;
s4, acquiring whether an open fire exists in the oil system or not through an open fire monitoring module;
s5, acquiring whether the oil temperature in the oil system exceeds a reasonable oil temperature range or not through an oil temperature detection module;
s6, transmitting data obtained by the engine oil detection module, the bearing oil shield detection module, the video monitoring module, the oil temperature detection module and the open fire monitoring module in the S1-S4 to the information transmission module, transmitting the data to the data analysis module by the information transmission module, analyzing the obtained data by the data analysis module, transmitting the data to the data storage module for storage if the obtained data is safe, transmitting the information to the alarm module if the obtained data is abnormal, providing alarm information for workers by the alarm module, and transmitting the alarm information, the obtained data and abnormal information to the data storage module;
s7, the data query module can query the historical data of the oil system, the historical data of the abnormal oil system and the alarm information stored in the data storage module, and the time.
Compared with the prior art, the invention has the beneficial effects that:
1. the early warning system provided by the invention detects the temperature, oil leakage, open fire, illegal construction, smoking and the like of the oil system, feeds back abnormal conditions and alarms to remind, effectively prevents the oil system from catching fire, effectively and timely controls and extinguishes abnormal or fire accidents, controls the abnormal or fire at the initial stage, dangers start the scheme, effectively and timely controls and extinguishes the abnormal or fire accidents, controls the abnormal or fire at the initial stage, controls the dangerous degree at the minimum, and ensures the normal operation or safe shutdown of the unit.
2. The static electricity removing module is used for detecting oil fire and valve fire sensitive areas, and static electricity fire caused by too high flow speed during operation is avoided.
3. The oil pressure detection module is used for detecting whether the overpressure condition of the oil pipe caused by the flight of the unit exists or not, and preventing the overpressure rupture of the oil pipe from being sprayed to the heating body to cause fire.
In summary, the early warning system detects the temperature, oil leakage, open fire, illegal construction, smoke and the like of the oil system, feeds back abnormal conditions and alarms to remind, effectively prevents the oil system from catching fire, effectively and timely controls and extinguishes abnormal or fire accidents, controls the abnormal or fire at the initial stage, dangers start the scheme, effectively and timely controls and extinguishes the abnormal or fire accidents, controls the abnormal or fire at the initial stage, controls the dangerous degree at the minimum, and ensures normal operation or safe shutdown of the unit.
Drawings
Fig. 1 is a block diagram of a monitoring and early warning method and system for a turbine oil system of a water turbine according to embodiment 1;
fig. 2 is a block diagram of a monitoring and early warning method and an engine oil detection module in a turbine oil system of a water turbine according to embodiment 1;
fig. 3 is a block diagram of a monitoring and early warning method and an alarm module in a system of a turbine oil system of a water turbine according to embodiment 1;
fig. 4 is a block diagram of a monitoring and early warning method and system of a turbine oil system of a water turbine according to embodiment 2;
fig. 5 is a block diagram of a monitoring and early warning method and system for a turbine oil system of a water turbine according to embodiment 2.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Example 1
Referring to fig. 1, a monitoring and early warning system of a turbine oil system of a water turbine comprises a central processing unit, an engine oil detection module, a bearing oil baffle detection module, a video monitoring module, an oil temperature detection module, an open fire monitoring module, an information transmission module, a data analysis module, an alarm module, a data storage module, a data query module and the like, wherein the data detection transmission is performed based on the central processing unit;
the central processing unit is connected with an engine oil detection module, a bearing oil shield detection module, a video monitoring module, an oil temperature detection module, an open fire monitoring module, an information transmission module, a data analysis module, an alarm module, a data storage module and a data query module, wherein the engine oil detection module, the bearing oil shield detection module, the video monitoring module, the oil temperature detection module and the open fire monitoring module are connected with the information transmission module, the engine oil detection module comprises an oil sensor, an odor sensor and an oil quantity sensor, the oil sensor is used for detecting whether engine oil leaks out in an oil system, the odor detection module is used for detecting the taste of the engine oil in the oil system after the engine oil leaks out, and the oil quantity sensor is used for detecting the leakage quantity of the engine oil in the oil system to determine whether to stop maintenance or not; the bearing oil shield detection module comprises an oil liquid sensor, an odor sensor and a temperature sensor, wherein the oil liquid sensor is used for detecting whether engine oil leaks at the bearing oil shield, the odor detection module is used for detecting the smell of the engine oil which leaks at the bearing oil shield, and the temperature sensor is used for detecting whether the temperature at the bearing oil shield is abnormal or not and potential danger of engine oil combustion exists; the bearing oil shield detection module detects the temperature of the bearing oil shield, and when the temperature of the bearing oil shield is higher, information is transmitted, so that open flame caused by oil leakage of the bearing oil shield is prevented;
the video monitoring module comprises a flame identification camera and an engine oil combustion smell sensor, wherein the flame identification camera is used for identifying whether open flame exists in an oil system, and the engine oil combustion smell sensor is used for detecting smell of engine oil combustion to assist the flame identification camera to monitor more accurately; the data storage module comprises a storage and an automatic searching terminal, and the automatic searching terminal is connected with the local area network to realize searching and retrieving of stored data; the memory is used for storing information of the optimal processing method searched by the automatic searching terminal
The information transmission module is connected with the data analysis module and is used for transmitting information based on a 5G network; the data analysis and alarm module is connected with the data storage module, the alarm module comprises an audible and visual alarm, a telephone ringing unit and an alarm form unit, the audible and visual alarm is installed in the oil system to remind workers, the telephone ringing unit reminds the workers in the form of a short message or a telephone, and the alarm form unit can remind the workers according to the oil leakage and open flame occurrence form in the oil system; the data storage module is a fixed hard disk; the data storage module is connected with the data query module, the data query module comprises a web terminal, a WeChat applet and a mobile phone app, the web terminal can enter a login account for query through a mobile phone, a tablet and a computer webpage, the WeChat applet can bind the login query through a WeChat personal account, and the mobile phone app can log in the query through WeChat and a mobile phone number.
Example 2
Referring to fig. 4, the difference between this embodiment and embodiment 1 is that this embodiment further includes a static electricity removing module connected to the central processing unit, where the static electricity removing module is connected to the information transmission module, and the static electricity removing module is used to detect oil droplets and fire hazard sensitive areas of the valve, so as to avoid static fire hazard caused by too high flow rate during operation.
Example 3
Referring to fig. 5, this embodiment is different from embodiments 1 and 2 in that this embodiment further includes an oil pressure detection module connected to the central processing unit, where the oil pressure detection module is connected to the information transmission module, and is used to detect whether there is an overpressure condition of the oil pipe caused by the flight of the unit, so as to prevent the overpressure rupture of the oil pipe from being sprayed onto the heat body to cause a fire hazard.
The invention also discloses a monitoring and early warning method of the turbine oil system of the water turbine, which comprises the following steps:
s1, installing an engine oil detection module at an oil system elbow, a welded junction, a flange, a joint and a bearing oil shield, and installing a bearing oil shield detection module at the bearing oil shield, wherein whether engine oil leaks at the oil system elbow, the welded junction, the flange, the joint and the bearing oil shield can be detected by the engine oil detection module, and whether the temperature of the bearing oil shield is abnormal or not and whether engine oil smell exists at the bearing oil shield can be known by the bearing oil shield detection module;
s2, acquiring whether the oil system and the vicinity have illegal construction or not through a video monitoring module, smoking smoke in a smoke-forbidden area, causing open fire disaster by collision friction, detecting smell generated by open fire of engine oil, and assisting a flame recognition camera to monitor more accurately;
s3, the static electricity removing module is used for detecting oil fire and a valve fire sensitive area, so that static fire caused by too high flow rate in operation is avoided;
s4, acquiring whether an open fire exists in the oil system or not through an open fire monitoring module;
s5, acquiring whether the oil temperature in the oil system exceeds a reasonable oil temperature range or not through an oil temperature detection module;
s6, transmitting data obtained by the engine oil detection module, the bearing oil shield detection module, the video monitoring module, the oil temperature detection module and the open fire monitoring module in the S1-S4 to the information transmission module, transmitting the data to the data analysis module by the information transmission module, analyzing the obtained data by the data analysis module, transmitting the data to the data storage module for storage if the obtained data is safe, transmitting the information to the alarm module if the obtained data is abnormal, providing alarm information for workers by the alarm module, and transmitting the alarm information, the obtained data and abnormal information to the data storage module;
s7, the data query module can query the historical data of the oil system, the historical data of the abnormal oil system and the alarm information stored in the data storage module, and the time.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims (10)

1. The utility model provides a control early warning system of hydraulic turbine oil system, its characterized in that includes central processing unit, last engine oil detection module, the bearing oil fender detection module, video monitoring module, oil temperature detection module, open fire monitoring module, information transfer module, data analysis module, alarm module, data storage module and the data inquiry module of being connected with of central processing unit, engine oil detection module, bearing oil fender detection module, video monitoring module, oil temperature detection module, open fire monitoring module are connected with information transfer module, information transfer module is connected with data analysis module, data analysis is connected with alarm module and data storage module, data storage module is connected with data inquiry module.
2. The monitoring and early warning system of a turbine oil system of claim 1, wherein the oil detection module comprises an oil sensor, a smell sensor and an oil quantity sensor, the oil sensor is used for detecting whether oil leaks in the oil system, the smell detection module is used for detecting the smell of the leaked oil in the oil system, and the oil quantity sensor is used for detecting the leakage quantity of the oil in the oil system to determine whether the machine is shut down for maintenance.
3. The monitoring and early warning system of a turbine oil system of a water turbine according to claim 1, wherein the bearing oil block detection module comprises an oil sensor, an odor sensor and a temperature sensor, the oil sensor is used for detecting whether oil leaks from a bearing oil block, the odor detection module is used for detecting the taste of the leaked oil from the bearing oil block, and the temperature sensor is used for detecting whether the temperature abnormality of the bearing oil block exists in the potential danger of oil combustion.
4. The monitoring and early warning system of a turbine oil system of claim 1, wherein the video monitoring module comprises a flame recognition camera for recognizing whether an open flame exists in the oil system and an engine oil combustion smell sensor for detecting the smell of engine oil combustion to assist the flame recognition camera to monitor more accurately.
5. The monitoring and early warning system of the turbine oil system of the water turbine according to claim 1, wherein the data storage module comprises a storage and an automatic searching terminal, and the automatic searching terminal is connected with a local area network to realize searching and retrieving of stored data; the memory is used for storing information of the optimal processing method searched by the automatic searching terminal.
6. The monitoring and early warning system of the turbine oil system of the water turbine according to claim 1, wherein the data query module comprises a web terminal, a WeChat applet and a mobile phone app, the web terminal can enter a login account for query through a mobile phone, a tablet and a computer webpage, the WeChat applet can bind the login query through a WeChat personal account, and the mobile phone app can log in the query through WeChat and a mobile phone number.
7. The monitoring and early warning system of the turbine oil system of the water turbine according to claim 1, wherein the alarm module comprises an audible and visual alarm, a telephone bell unit and an alarm form unit, the audible and visual alarm is installed in the oil system to remind workers, the telephone bell unit reminds workers in the form of a short message or a telephone, and the alarm form unit can remind workers according to the oil leakage and open flame occurrence in the oil system.
8. The monitoring and early warning system of the turbine oil system of the water turbine according to claim 1, further comprising a static electricity removing module connected to the central processing unit, wherein the static electricity removing module is connected with the information transmission module and is used for detecting oil accumulation and a valve fire disaster sensitive area, and static fire disasters caused by too high flow speed during operation are avoided.
9. The monitoring and early warning system of the turbine oil system of the water turbine according to claim 1, further comprising an oil pressure detection module connected to the central processing unit, wherein the oil pressure detection module is connected with the information transmission module and is used for detecting whether the condition of overpressure of the oil pipe caused by the flying of the unit exists or not and preventing the overpressure of the oil pipe from being broken and sprayed to a hot body to cause fire disaster.
10. A monitoring and early warning method of a turbine oil system of a water turbine is characterized by comprising the following steps:
s1, installing an engine oil detection module at an oil system elbow, a welded junction, a flange, a joint and a bearing oil shield, and installing a bearing oil shield detection module at the bearing oil shield, wherein whether engine oil leaks at the oil system elbow, the welded junction, the flange, the joint and the bearing oil shield can be detected by the engine oil detection module, and whether the temperature of the bearing oil shield is abnormal or not and whether engine oil smell exists at the bearing oil shield can be known by the bearing oil shield detection module;
s2, acquiring whether the oil system and the vicinity have illegal construction or not through a video monitoring module, smoking smoke in a smoke-forbidden area, causing open fire disaster by collision friction, detecting smell generated by open fire of engine oil, and assisting a flame recognition camera to monitor more accurately;
s3, the static electricity removing module is used for detecting oil fire and a valve fire sensitive area, so that static fire caused by too high flow rate in operation is avoided;
s4, acquiring whether an open fire exists in the oil system or not through an open fire monitoring module;
s5, acquiring whether the oil temperature in the oil system exceeds a reasonable oil temperature range or not through an oil temperature detection module;
s6, transmitting data obtained by the engine oil detection module, the bearing oil shield detection module, the video monitoring module, the oil temperature detection module and the open fire monitoring module in the S1-S4 to the information transmission module, transmitting the data to the data analysis module by the information transmission module, analyzing the obtained data by the data analysis module, transmitting the data to the data storage module for storage if the obtained data is safe, transmitting the information to the alarm module if the obtained data is abnormal, providing alarm information for workers by the alarm module, and transmitting the alarm information, the obtained data and abnormal information to the data storage module;
s7, the data query module can query the historical data of the oil system, the historical data of the abnormal oil system and the alarm information stored in the data storage module, and the time.
CN202310233973.9A 2023-03-13 2023-03-13 Monitoring and early warning method and system for turbine oil system of water turbine Pending CN116795020A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310233973.9A CN116795020A (en) 2023-03-13 2023-03-13 Monitoring and early warning method and system for turbine oil system of water turbine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310233973.9A CN116795020A (en) 2023-03-13 2023-03-13 Monitoring and early warning method and system for turbine oil system of water turbine

Publications (1)

Publication Number Publication Date
CN116795020A true CN116795020A (en) 2023-09-22

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Application Number Title Priority Date Filing Date
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Country Status (1)

Country Link
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