CN210573320U - Real-time monitoring device for dangerous source - Google Patents
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- CN210573320U CN210573320U CN201921941305.7U CN201921941305U CN210573320U CN 210573320 U CN210573320 U CN 210573320U CN 201921941305 U CN201921941305 U CN 201921941305U CN 210573320 U CN210573320 U CN 210573320U
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Abstract
The utility model discloses a real-time monitoring device of dangerous source relates to control technical field. The method is used for solving the problems that the data receiving end is easy to block, the data transmission path is long, the data acquisition is missed and is not timely acquired, and the alarm time is easy to delay in the conventional dangerous source monitoring and alarming. The device includes: the system comprises at least one gateway end electrically connected with a server and at least one data acquisition end electrically connected with the gateway end; the data acquisition end comprises at least one sensor, a first MCU and a first alarm; when the first MCU determines that source data acquired by the sensor from a dangerous source is larger than a first threshold value, a starting signal is sent to the first alarm, and data alarm information corresponding to the source data is sent to the gateway end; the gateway end comprises a second MCU and a second alarm; and when the second MCU receives the data alarm information, sending a starting signal to the second alarm, and sending the data alarm information to the server.
Description
Technical Field
The utility model relates to a control technical field, more specifically relate to a dangerous source real time monitoring device.
Background
Aiming at the characteristics that the domestic chemical industry park increasingly presents scale centralization, industry complication and production diversification, the safety management method has important requirements in the aspect of safety management, particularly the advanced discovery and the timely early warning of the overrun of various dangerous sources (poisonous and harmful and flammable and explosive gases), and is the core requirement for ensuring the safety production and management of the chemical industry park.
The current dangerous source monitoring and alarming method adopted by most domestic chemical industry parks has three problems: firstly, data acquisition and uploading are realized, most of alarm systems directly connect a plurality of on-site data acquisition terminals with the system, so that a large amount of data receiving terminals are easily blocked, and the data processing burden of the system is heavy, thereby resulting in untimely alarm; secondly, the alarm process mainly comprises the following steps: the method comprises the following steps of field acquisition → data transmission → system judgment and processing → alarm release → emergency treatment, wherein the traditional alarm mode is adopted in the process, and the defects of long data transmission path, delayed personnel response and late emergency treatment are overcome; and thirdly, alarm content, the field end of all the existing chemical industry park alarm systems mainly collects and returns data of monitored objects, the content is single, the problems of non-collection, missing collection and untimely collection caused by abnormal working state of collection equipment are easily ignored, and finally alarm time delay is caused.
In conclusion, the conventional hazard source monitoring and alarming have the problems that a data receiving end is easy to block, a data transmission path is long, and the missing acquisition and the acquisition are not timely, so that the alarming time is easy to delay.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model provides a dangerous source real time monitoring device for there is the data receiving terminal easy to block up in the monitoring of solving current dangerous source and reporting to the police, and data transmission path is long and leak to adopt and gather untimely, easily leads to the problem that alarm time delays.
The utility model discloses the implementation provides a dangerous source real time monitoring device, include: the system comprises at least one gateway end electrically connected with a server and at least one data acquisition end electrically connected with the gateway end;
the data acquisition end comprises at least one sensor, a first MCU and a first alarm; when the first MCU determines that source data acquired by the sensor from a dangerous source is larger than a first threshold value, a starting signal is sent to the first alarm, and data alarm information corresponding to the source data is sent to the gateway end;
the gateway end comprises a second MCU and a second alarm; and when the second MCU receives the data alarm information, sending a starting signal to the second alarm, and sending the data alarm information to the server.
Preferably, the data acquisition end further comprises a first wireless communication module, a first display screen and a first power supply module;
the first power supply module is electrically connected with the sensor, the first MCU and the first wireless communication module respectively;
the first MCU is electrically connected with the first display screen;
the first MCU is used for sending the acquired source data to the gateway end through the first wireless communication module and sending the source data to the first display screen;
the first display screen is used for displaying the type of the sensor, the source data, the first threshold value, the connection state of the first MCU and the sensor, the data alarm information and the connection state of the first wireless communication module and the gateway terminal.
Preferably, the gateway end comprises a second wireless communication module, a network chip, a second power supply module and a second display screen;
the second power supply module is respectively electrically connected with the second wireless sensor, the second MCU and the network chip;
the second MCU is electrically connected with the second wireless communication module, the network chip, the memory and the second display screen respectively;
the second wireless communication module is electrically connected with at least one data acquisition end and is used for sending the data alarm information and the source data sent by the data acquisition end to the second MCU;
the second MCU is used for sending the source data to the server through the network chip;
the second display screen is used for displaying configuration information of the network chip, configuration information of the second wireless module, the connection state of the network chip and the server, the data alarm information, the number of the data acquisition ends connected with the second wireless module, and the connection state of the second wireless module and the plurality of data acquisition ends.
Preferably, the gateway end further comprises a memory, and the memory is electrically connected with the second MCU;
and when the second MCU confirms that the network chip and the server are interrupted, storing the source data sent by the data acquisition end into the memory.
Preferably, the data acquisition end is arranged at a plurality of positions, and the serial number arranged at each data acquisition end is respectively matched with the position information of each position;
and when the second MCU confirms that at least one data acquisition end and the gateway end are interrupted, displaying the number of the data acquisition ends interrupted by the gateway end and the number of each data acquisition end on the second display screen.
Preferably, the gateway terminal forwards the control command sent by the server to the data acquisition terminal;
and the data acquisition end receives the control command sent by the gateway end, and sets the first threshold according to the control command.
Preferably, the server comprises a third MCU, a database, an HTTP interface and a cache database;
the third MCU is respectively electrically connected with the database and the HTTP interface;
when the third MCU confirms that the gateway terminal is interrupted with at least one gateway terminal, recording the off-line alarm information of the gateway terminal in the database;
and the third MCU stores the received source data and the alarm information to the database and sends the alarm information to an upper application through the HTTP interface.
Preferably, the sensors are disposed at a plurality of places of the hazard source, and the types of the sensors include a plurality.
The utility model discloses the implementation provides a dangerous source real time monitoring device, include: the system comprises at least one gateway end electrically connected with a server and at least one data acquisition end electrically connected with the gateway end; the data acquisition end comprises at least one sensor, a first MCU and a first alarm; when the first MCU determines that source data acquired by the sensor from a dangerous source is larger than a first threshold value, a starting signal is sent to the first alarm, and data alarm information corresponding to the source data is sent to the gateway end; the gateway end comprises a second MCU and a second alarm; and when the second MCU receives the data alarm information, sending a starting signal to the second alarm, and sending the data alarm information to the server. The device transmits data of the data acquisition end to different gateway ends in different areas and then each gateway end transmits the data to the server, so that the problems of massive data blockage of the existing nodes and heavy processing burden of a monitoring system are solved; furthermore, the device comprises a three-level alarm mode, namely, alarm and alarm information can be displayed at the data acquisition end, the gateway end and the background of the server, so that any on-site manager can timely and accurately master the alarm area and the alarm point, and then the emergency treatment is carried out, and the problem of lag of the emergency treatment in the traditional alarm mode can be effectively solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a real-time hazard source monitoring device according to an embodiment of the present invention;
fig. 2 is a block diagram of the connection between the internal and external interfaces of the data acquisition terminal provided in the embodiment of the present invention;
fig. 3 is a block diagram of the connection between the internal and external interfaces of the gateway end according to the embodiment of the present invention;
fig. 4 is a block diagram of a server according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Fig. 1 exemplarily shows a schematic structural diagram of a real-time monitoring device for hazard sources provided by an embodiment of the present invention, as shown in fig. 1, the device mainly includes at least one data acquisition end, at least one gateway end and a server.
As shown in fig. 1, the number of the gateway end electrically connected to the server includes a plurality of gateway ends, and the number of the data acquisition end electrically connected to the gateway end also includes a plurality of gateway ends, for example, the gateway end electrically connected to the server may be gateway end S, gateway end P, gateway end M, and the data acquisition end electrically connected to the gateway end may be data acquisition end S1, data acquisition end S2, data acquisition end P1, data acquisition end P2, data acquisition end M1, data acquisition end M2, and the like. A plurality of data acquisition ends are adopted in the device to gather data to the gateway end, and a plurality of gateway ends gather data to the server, so that the mode that the data acquisition ends directly send the data to the system in the prior art is avoided, and the problems of massive node data blockage and heavy system processing burden are solved.
Fig. 2 is a block diagram of the connection between the internal interface and the external interface of the data acquisition terminal provided in the embodiment of the present invention, as shown in fig. 2, the data acquisition terminal includes a plurality of sensors 102, a first MCU101 (Microcontroller Unit, chinese: micro control Unit) and a first alarm 105, specifically, the plurality of sensors 102 are electrically connected to the first MCU101, and the plurality of sensors 102 are respectively disposed at a plurality of positions of the hazard source, so that the sensors 102 can transmit the detected source data to the first MCU 101. The embodiment of the utility model provides an in, be provided with first threshold value in first MCU101, compare through the source data that this first threshold value and sensor 102 sent, when the source data that sensor 102 sent is greater than first threshold value, then first MCU101 can send the opening signal to first alarm 105, and after this opening signal was received to first alarm 105, will normally work. In the embodiment of the present invention, the first alarm 105 may be an audible and visual alarm, that is, the first alarm 105 starts to perform audible and visual alarm after receiving the turn-on signal. Meanwhile, when the first MCU101 determines that the received source data is greater than the first threshold, it will also send data alarm information to the gateway 200 electrically connected to the first MCU101, where the data alarm information corresponds to the source data received by the first MCU 101.
It should be noted that, in practical applications, the plurality of sensors 102 may convert the detected source data into a current value and transmit the current value to the first MCU101, and accordingly, the first MCU101 may also convert the first threshold value into a current value, based on which the first MCU101 may determine whether to transmit the start signal to the first alarm 105 according to the received current value. The embodiment of the present invention provides an embodiment, the specific manner of determining whether the received source data is greater than the first threshold value for the first MCU101 is not limited.
Fig. 3 is a block diagram illustrating connection between the inside and outside of the gateway 200 according to an embodiment of the present invention, as shown in fig. 3, the gateway 200 includes a second MCU201 and a second alarm 205. Specifically, when the second MCU201 receives the data alarm information sent by the data acquisition end 100, the second MCU201 sends a start signal to the second alarm 205 electrically connected to the second MCU201, so that the second alarm 205 works normally after receiving the start signal, and further, the second MCU201 sends the alarm information to the server at the same time.
The server, upon receiving the data alert message, also sends the data alert message to the upper layer application 400.
The embodiment of the utility model provides an in, will have now to be changed into tertiary alarm mode by system backstage alarm mode, can report to the police at the on-the-spot collection end, also can assemble gateway end 200 in the centre and overhaul the warning, also can report to the police at the server backstage, tertiary alarm mode can carry out alert notice in advance to field work personnel and site management personnel, moreover, the server is reported to the police and can be issued warning information for the upper leader, can reach the effect of in time discovering early processing. Further, the device modifies the existing data acquisition end 100 into a mode only responsible for acquiring the numerical value of the detection object, so that the numerical value of the monitoring object can be acquired, and the running state of the device can be detected, and through the modification, not only can the burst alarm of the monitoring object be found in advance, but also the potential risk caused by the running abnormity of the data acquisition end 100 and the gateway end 200 can be found.
As shown in fig. 2, the data collection terminal 100 further includes a first wireless communication module 103, a first display screen 106 and a first power supply module 104. The data acquisition terminal 100 is used for connecting a plurality of sensors 102 of different types, standardizing signals or control signal protocols of the sensors 102 of different remote ends, unifying different signal transmission modes into a wireless transmission mode, and uploading the wireless transmission mode to the first MCU 101. It should be noted that data transmission can be performed between the plurality of sensors 102 and the first MCU101 through RS485, RS232, and 0 to 20mA communication protocol interfaces.
In the embodiment of the utility model, first MCU101 can choose for use STM32F103RET6 that the kernel is based on Cortex-M3, and first wireless communication module 103 chooses for use brand-new generation Lora wireless module E22-400T30S based on SEMTECH company SX1268S radio frequency chip, and first display screen 106 adopts ILI934 driven 2.4 cun TFT liquid crystal, and first alarm 105 passes through GPIO mouth and connects alarm and pilot lamp.
Specifically, the first power supply module 104 is electrically coupled to the sensor 102, the first MCU101 and the first wireless communication module 103, respectively, and is configured to provide power to the sensor 102, the first MCU101 and the first wireless communication module 103, respectively. Specifically, as shown in fig. 2, the first power supply module 104 employs a 12V/24V switching power supply to directly supply power to the sensor 102, and supplies power to other circuits through a DC-DC power supply chip and an LDO (low dropout regulator, chinese) chip. It should be noted that the DC-DC power supply chip can select TPS54331DR, and the LDO chip can select AMS 1117-3.3.
Specifically, the first MCU101 is electrically connected to the first display screen 106, and the first MCU101 transmits the received source data to the gateway 200 through the first wireless communication module 103 and transmits the source data to the first display screen 106. In practical application, the first display screen 106 is used for displaying types of the plurality of sensors 102 electrically connected with the first MCU101, the plurality of sensors 102 send source data of the first MCU101, a first threshold set in the first MCU101, a connection state of the first MCU101 and the plurality of sensors 102, data alarm information confirmed by the first MCU101 according to the source data, and a connection state of the first wireless communication module 103 and the gateway 200.
As shown in fig. 3, the gateway 200 further includes a second wireless communication module 202, a network chip 203, a second power supply module 204, and a second display 207. The second MCU201 selects STM32F42IGT6 based on Cortex-M4, the second wireless communication module 202 selects a brand new generation Lora wireless module E22-400T30S based on SEMTECH SX1268S radio frequency chip, the network chip 203 selects a full-hardware TCP/IP embedded Ethernet controller W5500, the second display screen 207 adopts 5.0 inch TFT liquid crystal driven by TC76680, the second alarm 205 can be externally connected with an audible and visual alarm and supports an SD (Secure digital Memory Card, Chinese is: Secure digital input Output Card) Card external storage Card of an SDIO (Secure digital Memory Card) interface.
Specifically, gateway 200 passageway second wireless communication module 202 and data acquisition end 100's first wireless communication module 103 electric connection, in the embodiment of the utility model provides an, gateway 200 is used for network deployment control for assemble data acquisition end 100 and constitute local area network and carry out analysis processes to data, and to data in the local area network pack and unify and pass through the ethernet and reach the operation of customer ends such as the cloud server realization APP (English is: Application, Chinese is: Application). Accordingly, one gateway terminal 200 may electrically couple a plurality of data acquisition terminals 100, i.e., one second wireless communication module 202 may electrically couple a plurality of first wireless communication modules 103. The second wireless communication module 202 is electrically connected to at least one data acquisition terminal 100, and is configured to send data alarm information and source data sent by the data acquisition terminal 100 to the second MCU 201.
The second MCU201 is electrically connected with the second wireless communication module 202, the network chip 203, the memory 206 and the second display screen 207 respectively; on one hand, the second MCU201 is configured to send the source data or the data alarm information sent by the data acquisition end 100 to the server through the network chip 203; on one hand, when the second MCU201 confirms that the network chip 203 and the server are interrupted, the source data sent by the data acquisition terminal 100 is stored in the memory 206, and when the connection between the network chip 203 and the server is restored, the source data stored in the memory 206 is sent to the server again; on one hand, when the second MCU201 receives the data alarm information, it will send a start signal to the second alarm 205, and when the second alarm 205 receives the start signal, it will work normally; on the one hand, the second MCU201 will also send the connection status between the gateway 200 and the data acquisition end 100, the gateway 200 and the server, and the data alarm information to the second display 207.
The embodiment of the utility model provides an in, second display screen 207 is used for showing gateway end 200 and a plurality of be electric connection between data acquisition end 100, in practical application, because every data acquisition end 100 all distributes in the position of difference, therefore, every data acquisition end 100 all is provided with different serial numbers, and every serial number and the current position phase-match of data acquisition end 100, on this basis, when second MCU201 confirms the interrupt between certain data acquisition end 100 or a plurality of data acquisition end 100 and gateway end 200, can show the data acquisition end 100's of disconnection hookup quantity on second display screen 207, every data acquisition unit's serial number or positional information. Further, the second display screen 207 may also display a connection status between the gateway 200 and the server, data alarm information received by the second MCU201, and the like.
Fig. 4 is a block diagram of a server according to an embodiment of the present invention, as shown in fig. 4, the server mainly includes a third MCU301, a database 302 and an HTTP (HyperText Transfer Protocol, chinese: HyperText Transfer Protocol) interface, specifically, the third MCU301 is electrically connected to the database 302 and the HTTP interface 303, respectively, and when the third MCU301 confirms to disconnect from at least one gateway 200, the off-line alarm information of the gateway 200 is recorded in the database 302; the third MCU301 provides the upper layer application 400 through the HTTP interface 303, and is mainly configured to query basic information of the gateway 200 and the data acquisition end 100, query a location of the offline warning information, query a location of the data warning information, and perform configuration management on the data acquisition end 100 device based on the location.
It should be noted that, in practical application, when the device is started to work, the device respectively includes server start, gateway end 200 start and data acquisition end 100 start. Specifically, after the server is started, the server receives the join request of the gateway 200 through the ethernet, and establishes a connection with the gateway 200, thereby implementing centralized management control of the gateway 200. After the gateway 200 is started, the ethernet controller sends management interaction data to establish connection with the server, and after the connection with the data acquisition end 100 is established, the second wireless module receives source data reported by the data acquisition end 100 device, and then the ethernet controller forwards the source data to the server; when receiving the data alarm reported by the data acquisition terminal 100, forwarding the data alarm to the server, and performing local acousto-optic alarm; when the connection with the server is interrupted and the connection with the data acquisition terminal 100 is interrupted, local acousto-optic alarm is carried out; when the interruption with the server is confirmed, the source data and the data alarm information reported by the data acquisition terminal 100 are stored in the memory 206, and after the connection with the server is reestablished, the source data and the data alarm information are sent to the server; when receiving the control command sent by the server, the second wireless module forwards the control command to the data acquisition terminal 100. When the data acquisition terminal 100 is started, firstly, the first wireless module sends management interaction data to establish connection with the gateway terminal 200; collecting on-site dangerous source data through a sensor 102, and reporting the source data to a gateway through a first wireless module; monitoring the dangerous source data in real time, reporting data alarm information to the gateway end 200 through the first wireless module if the dangerous source data exceeds a set threshold value, and performing local acousto-optic alarm; when the connection with the gateway end 200 is interrupted, local acousto-optic alarm is carried out; and receiving a control instruction issued by the gateway through the first wireless module, and setting a first threshold value of the sensor 102 for detecting the source data according to the control instruction.
To sum up, the utility model discloses the implementation provides a dangerous source real time monitoring device, include: the system comprises at least one gateway end electrically connected with a server and at least one data acquisition end electrically connected with the gateway end; the data acquisition end comprises at least one sensor, a first MCU and a first alarm; when the first MCU determines that source data acquired by the sensor from a dangerous source is larger than a first threshold value, a starting signal is sent to the first alarm, and data alarm information corresponding to the source data is sent to the gateway end; the gateway end comprises a second MCU and a second alarm; and when the second MCU receives the data alarm information, sending a starting signal to the second alarm, and sending the data alarm information to the server. The device transmits data of the data acquisition end to different gateway ends in different areas and then each gateway end transmits the data to the server, so that the problems of massive data blockage of the existing nodes and heavy processing burden of a monitoring system are solved; furthermore, the device comprises a three-level alarm mode, namely, alarm and alarm information can be displayed at the data acquisition end, the gateway end and the background of the server, so that any on-site manager can timely and accurately master the alarm area and the alarm point, and then the emergency treatment is carried out, and the problem of lag of the emergency treatment in the traditional alarm mode can be effectively solved.
While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. A real-time hazard source monitoring device, comprising: the system comprises at least one gateway end electrically connected with a server and at least one data acquisition end electrically connected with the gateway end;
the data acquisition end comprises at least one sensor, a first MCU and a first alarm; when the first MCU determines that source data acquired by the sensor from a dangerous source is larger than a first threshold value, a starting signal is sent to the first alarm, and data alarm information corresponding to the source data is sent to the gateway end;
the gateway end comprises a second MCU and a second alarm; and when the second MCU receives the data alarm information, sending a starting signal to the second alarm, and sending the data alarm information to the server.
2. The device of claim 1, wherein the data acquisition end further comprises a first wireless communication module, a first display screen and a first power supply module;
the first power supply module is electrically connected with the sensor, the first MCU and the first wireless communication module respectively;
the first MCU is electrically connected with the first display screen;
the first MCU is used for sending the received source data to the gateway end through the first wireless communication module and sending the source data to the first display screen;
the first display screen is used for displaying the type of the sensor, the source data, the first threshold value, the connection state of the first MCU and the sensor, the data alarm information and the connection state of the first wireless communication module and the gateway terminal.
3. The apparatus of claim 1, wherein the gateway end comprises a second wireless communication module, a network chip, a second power supply module, and a second display screen;
the second power supply module is respectively electrically connected with the second wireless sensor, the second MCU and the network chip;
the second MCU is electrically connected with the second wireless communication module, the network chip, the memory and the second display screen respectively;
the second wireless communication module is electrically connected with at least one data acquisition end and is used for sending the data alarm information and the source data sent by the data acquisition end to the second MCU;
the second MCU is used for sending the source data to the server through the network chip;
the second display screen is used for displaying configuration information of the network chip, configuration information of the second wireless module, the connection state of the network chip and the server, the data alarm information, the number of the data acquisition ends connected with the second wireless module, and the connection state of the second wireless module and the plurality of data acquisition ends.
4. The apparatus of claim 3, wherein the gateway further comprises a memory, and the memory is electrically coupled to the second MCU;
and when the second MCU confirms that the network chip and the server are interrupted, storing the source data sent by the data acquisition end into the memory.
5. The device of claim 3, wherein the data acquisition end is arranged at a plurality of positions, and the number of each data acquisition end is respectively matched with the position information of each position;
and when the second MCU confirms that at least one data acquisition end and the gateway end are interrupted, displaying the number of the data acquisition ends interrupted by the gateway end and the number of each data acquisition end on the second display screen.
6. The apparatus of claim 1, wherein the gateway forwards the control command sent by the server to the data acquisition end;
and the data acquisition end receives the control command sent by the gateway end, and sets the first threshold according to the control command.
7. The apparatus of claim 1, wherein the server comprises a third MCU, a database, and an HTTP interface;
the third MCU is respectively electrically connected with the database and the HTTP interface;
when the third MCU confirms that the gateway terminal is interrupted with at least one gateway terminal, recording the off-line alarm information of the gateway terminal in the database;
and the third MCU stores the received source data and the alarm information to the database and sends the alarm information to an upper application through the HTTP interface.
8. The apparatus of claim 1, wherein the sensors are disposed at a plurality of locations of the hazard source, and the types of the sensors include a plurality.
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| CN201921941305.7U CN210573320U (en) | 2019-11-12 | 2019-11-12 | Real-time monitoring device for dangerous source |
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| CN201921941305.7U CN210573320U (en) | 2019-11-12 | 2019-11-12 | Real-time monitoring device for dangerous source |
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