JP2002357659A - Radiation control facilities - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide radiation control facilities capable of easily additionally constructing a new radiation measurement system without requiring an additional cable or the like, and timely providing radiation control information to a worker engaged in a radiation control section work. SOLUTION: The facilities comprise a radiation detector 1 and field alarm 7 provided within the radiation control section; an information transmitting LAN2 for performing the transfer of information signal with the radiation detection 1 and field alarm 7 through a LAN port 3 or PHS antenna 4; a radiation control computer 6 connected to the LAN2 to process the information from the radiation detector 1; a radiation control information terminal 8 for receiving and displaying the radiation control information generated by the computer 6 through the LAN2; and a PHS control server 5 for performing the transfer of information signal with the LAN2 to perform the PHS antenna selective control and position registration of the radiation detector 1 and field alarm 7.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention detects and measures space radiation, radiation in air dust and various radiations in exhaust air for radiation protection of workers entering radiation control areas such as nuclear facilities. As a means for transmitting radiation measurement information, a wireless terminal such as a LAN (local area network) and a PHS (personal handy phone system) connected thereto is used, and the information is processed by a data processing device to control radiation exposure. And radiation management equipment for performing radiation status management inside buildings and providing information to the outside.

[0002]

2. Description of the Related Art In a conventional radiation management system, each radiation measuring system is configured in a one-to-one manner from a radiation detector to a counting rate meter via a transmission coaxial cable, and an analog pulse signal from the radiation detector is transmitted. A method of counting with a count rate meter and calculating the count rate, or after counting for a certain period of time with the detector body, periodically transmit the count value to the count rate meter via a dedicated digital transmission line and perform the count rate calculation process The method is common.

[0003] Such conventional radiation management equipment requires a great deal of time and cost when a measurement system is temporarily installed or added. Also, it takes time and cost to add a collection system and a data processing system for collecting and processing data from the count rate meter to the dedicated radiation management computer.

[0004]

SUMMARY OF THE INVENTION Therefore, according to the present invention, a new radiation measurement system can be easily added without adding cables and the like, and radiation management information can be timely provided to workers in the radiation control area. It is an object of the present invention to provide a radiation management facility capable of providing a radiation management system.

[0005]

In order to achieve the above object, a first aspect of the present invention is to provide a radiation detector and an on-site alarm provided in a radiation control area, a LAN port or a P / N.
Information transmission / reception LAN for transmitting and receiving information signals to / from the radiation detector and the on-site alarm via an HS antenna
A radiation management computer connected to the information transmission LAN for processing information from the radiation detector, and receiving radiation management information generated by the radiation management computer via the information transmission LAN. A radiation management information terminal to be displayed, and a PHS control server that exchanges information signals with the information transmission LAN and performs PHS antenna selection control and position registration of the radiation detector and the on-site alarm device are provided.

According to the present invention, in the radiation control area,
A wired or wireless high-speed LAN having a wireless terminal by PHS and a fixed terminal for exclusive data transmission / reception is constructed,
By using the AN network for radiation measurement equipment control and measurement data transmission, the system configuration of radiation management equipment can be simplified, and temporary installation and expansion of radiation management equipment and data transmission to radiation management computers can be easily performed. can do.

According to a second aspect of the present invention, in the first aspect of the present invention, the radiation detector is a pulse transmission system that outputs pulse waveform information obtained by time-division digitizing a pulse signal associated with radiation detection as a group of information, The radiation management computer has a pulse processing function having a function of processing the pulse waveform information, and includes a pulse waveform regenerator that receives the pulse waveform information via the information transmission LAN and reproduces and outputs the analog pulse. And

According to the present invention, by digitizing the pulse waveform by the pulse transmission type radiation detector, digital data can be transmitted by wire or wireless (PHS), and this data is transmitted to the radiation management computer to generate the waveform data. Storage and counting can be performed. In addition, by sending the digital data to a pulse signal waveform reproducing device, it is possible to use an existing analog measuring instrument and analyzer.

According to a third aspect of the present invention, in the first or second aspect of the present invention, the position information of the PHS control server radiation detector and the on-site alarm is acquired via the information transmission LAN, and the radiation existing in the radiation control area is acquired. The system includes a position information management server that centrally manages the number and installation positions of detectors and on-site alarms.

According to the present invention, by dividing the radiation control area into micro cells in the smallest possible area, and installing a PHS antenna for each micro cell,
Recognition of the installation position of an arbitrary radiation management device arbitrarily placed can be performed within the range of the position resolution of the divided microcells.

According to a fourth aspect of the present invention, in the third aspect of the present invention, an information signal is transmitted / received to / from an information transmission LAN carried by a worker, and radiation count information is superimposed on position control information and transmitted. Portable dosimeter and the information transmission L
A worker management server connected to the AN for displaying the position, time and radiation information of the portable dose rate meter in the radiation control area in real time and storing the information for a predetermined period is provided.

According to the present invention, the worker in the radiation control area is provided with a portable dosimeter having a radio communication function by PHS, so that the radiation dose from the entrance to the radiation control area to the departure area can be measured over time. , Location and exposure dose can be monitored in real time.

According to a fifth aspect of the present invention, in the fourth aspect of the present invention, the portable dose rate meter has an alarm notification function, and the worker management server has a predetermined radiation exposure alarm level set value and is collected sequentially. And a function of notifying the portable dose rate meter with the alarm notification function of alarm information when the alarm level exceeds an alarm level. According to the present invention, when the exposure dose level exceeds a predetermined value, a warning (alarm) can be directly notified to the worker through the portable dose rate meter.

According to a sixth aspect of the present invention, in the fifth aspect of the present invention, the radiation dose receiving time, the radiation dose and the information of the radiation pulse receiving time of the portable dose rate meter with the alarm notification function stored in the worker management server are received. A configuration is provided that includes an auxiliary radiation management server that acquires identification information of a PHS antenna and easily manages a radiation dose rate trend in small area units controlled by the PHS antenna.

According to the present invention, in addition to the real-time data of the stationary radiation management equipment always installed in the control area, the real-time radiation measurement data from the worker is used, and the area without the stationary radiation management equipment is used. Radiation management can be performed part-time.

According to a seventh aspect of the present invention, the portable dose rate meter has an information providing function, and the worker management server uses the information provided from the portable dose rate meter with the information providing function to determine whether the portable dose rate meter has the information providing function. The real-time display of the position of the dosimeter in the radiation control area, the reception time, and the radiation information are displayed in real time, and the information is stored for a certain period of time. Has the function of outputting alarm information when the alarm level is exceeded, and the radiation pulse reception time, radiation dose and the information of the portable dose rate meter with the information providing function stored in the worker management server. Auxiliary emission that acquires the identification information of the PHS antenna that has received the PHS antenna and easily manages the radiation dose rate trend in small area units under the jurisdiction of the PHS antenna Line management server and management for acquiring event information occurring in the radiation management area from a radiation management computer or worker management server or auxiliary radiation management server, and transmitting the information to the portable dose rate meter with the information providing function A configuration including an in-area event information distribution server is provided.

According to the present invention, the worker is allowed to carry the portable dose rate meter with an information providing function having a character display function or the like, so that the worker is in a location other than the management area where the worker is performing work. Can also be sequentially notified according to the information level.

According to an eighth aspect of the present invention, in the invention of the seventh aspect, the position information and the time information of the worker are obtained from the worker management server, and the worker enters and leaves the management area based on the information. Manage worker worker management area entry / exit management that implements consistency management between the area situation and the entry plan, and manage the range of activities of workers in the management area based on the work plan of each worker in the management area Implement work area management
If information that does not comply with the plan is confirmed, information to correct violations of workers, such as urging departure through a portable dose rate meter with an information provision function, is output, and the physical protection system is used to locate workers in the control area. The configuration includes a worker position management server that provides real-time information.

According to the present invention, it is possible to manage the worker position information in the radiation control area, manage the entrance / exit area, and provide information to the physical protection system from the worker's time and position information.

[0020]

FIG. 1 shows a first embodiment of the present invention.
This will be described with reference to FIG. That is, the radiation management equipment according to the first embodiment includes a radiation detector 1 and an information transmission LAN.
2, LAN port 3, PHS antenna 4, PHS
The configuration includes a control server 5, a radiation management computer 6, a site alarm device 7, and a radiation management information terminal 8.

The radiation detector 1 is installed in the radiation control area, detects radiation, counts its pulse signal for a predetermined time, and transmits it as radiation count information by wired or wireless PHS according to a predetermined communication control procedure. Also, it receives detector control information.

The information transmission LAN 2 transmits detector count information received by the LAN port 3 or the PHS antenna 4, and radiation detector control information and field alarm device alarm information transmitted from the PHS antenna 4. LAN
The port 3 is an information transmission port of the radiation detector 1 or an information transmission port of the on-site alarm 7 and an information transmission LAN 2.
And are connected by wire.

The PHS antenna 4 receives wireless information from the radiation detector 1, connects to the information transmission LAN 2, and designates control information and alarm information from the radiation management computer 6 on the information transmission LAN 2. To the radiation detector 1 and the on-site alarm 7. The PHS control server 5 performs PHS antenna selection control, position registration, and the like for each of the radiation detectors 1 and the on-site alarm 7 that are transmitting by wireless.

The radiation management computer 6 includes the radiation detector 1
Of counting information from a computer and its counting information processing, data storage,
An overview display and a trend display are performed, control / warning information is transmitted to the radiation management equipment on the information transmission LAN 2, and radiation management information is transmitted to the radiation management information terminal 8 in response to a request from the radiation management information terminal 8.

The on-site alarm device 7 receives alarm information from the radiation management computer 6 from the information transmission LAN 2 by wire or wirelessly and generates an alarm by light and sound. The radiation management information terminal 8 is connected to the information transmission LAN 2 by wire or wirelessly, and receives and displays radiation management information from the radiation management computer 6.

In the radiation management equipment according to the first embodiment, a wired or wireless communication having a PHS antenna 4 which is a PHS wireless terminal and a LAN port 3 which is a fixed terminal for exclusive data transmission / reception in the radiation management area. A high-speed information transmission LAN 2 is constructed, and the information transmission LAN 2
2 is used for controlling the radiation detector 1 and transmitting measurement data. In accordance with the collection period ΔT arbitrarily set by the radiation management computer 6, the radiation detector 1 installed in the management area transmits the radiation data counted or accumulated for the time ΔT to the radiation management computer 6, and calculates and processes the radiation data. To realize radiation management. Therefore, a new radiation measurement system can be easily added, and timely radiation management information can be provided to workers in the management area.

FIG. 2 shows a second embodiment of the present invention.
That is, the radiation management equipment of the present embodiment includes a pulse transmission type radiation detector 1a, an information transmission LAN 2, a LAN
Port 3, PHS antenna 4, and PHS control server 5
, A radiation management computer 6 a with a pulse processing function, an on-site alarm 7, a radiation management information terminal 8, and a pulse waveform reproducer 9.

The pulse transmission type radiation detector 1a is installed in a radiation control area, detects radiation, and generates a group of pulse waveform information obtained by time-division digitizing a radiation pulse signal accompanying the radiation according to a predetermined communication control procedure. It is transmitted as radiation counting information by wired or wireless PHS, and receives detector control information.

The information transmission LAN 2 transmits detected pulse waveform information received by the LAN port 3 or the PHS antenna 4, radiation detector control information transmitted from the PHS antenna 4, and on-site alarm device alarm information. LA
The N port 3 connects the information transmission port of the pulse transmission type radiation detector 1a or the information transmission port of the on-site alarm 7 with the information transmission LAN 2 by wire.

The PHS antenna 4 receives radio information from the pulse transmission type radiation detector 1a,
A pulse transmission type radiation detector 1 connected to the AN 2 and designated with control information and alarm information from the radiation management computer 6a having a pulse processing function on the information transmission LAN 2.
a and the on-site alarm 7.

The PHS control server 5 has a LAN for information transmission.
2, the PHS antenna selection control and the position registration of the pulse transmission radiation detector 1a and the on-site alarm 7 that are transmitting by the wireless method are performed.

Radiation management computer 6 with pulse processing function
a performs collection of detected pulse waveform information from the pulse transmission type radiation detector 1a, counting of pulses, information processing, data storage, overview display, trend display, and control to the radiation management device on the information transmission LAN 2; It transmits alarm information and transmits radiation management information to the radiation management information terminal 8 in response to a request from the radiation management information terminal 8.

The on-site alarm 7 transmits alarm information from the radiation management computer 6a having a pulse processing function to an information transmission LAN.
2 to receive by wire or wirelessly and generate an alarm by light and sound.

The radiation management information terminal 8 is an information transmission LA.
It is connected to N2 by wire or wirelessly, and receives and displays radiation management information from the radiation management computer 6a with a pulse processing function.

The pulse waveform regenerator 9 is an information transmission LAN.
2 is connected by wire or wirelessly, and reproduces and outputs pulse waveform information transmitted from an arbitrary pulse transmission type radiation detector 1a as an original analog pulse.

In the radiation management equipment of the second embodiment, a pulse signal waveform generated in accordance with radiation detection by the pulse transmission type radiation detector 1a is quantized (digitized) at a sampling time Δt, and one waveform is stored. The data is sequentially loaded on the information transmission LAN 2 and sent to the pulse waveform regenerator 9 installed at an arbitrary position on the LAN 2 so that the existing analog signal counting type radiation measuring device can measure radiation oblique lines, radiation spectrum analysis and radiation. In addition to enabling waveform analysis and the like, the data is transmitted to the radiation management computer 6a, and the radiation data is stored and counted to perform radiation management. In this way, it is possible to apply a radiation measuring device such as a counting rate meter which has been conventionally used, to easily add a new radiation measuring system and to provide timely radiation management information to workers in a controlled area. .

FIG. 3 shows a third embodiment of the present invention.
The radiation management equipment according to the third embodiment has a configuration in which a position information management server 10 is added to the radiation management equipment according to the first embodiment shown in FIG.

The position information management server 10 acquires the position information of each radiation detector 1 and the on-site alarm 7 from the PHS control server 5, and centrally manages the number and the installation positions of the radiation management devices existing in the radiation management area. .

In the radiation control equipment according to the third embodiment, the radiation control area is divided into microcells in the smallest possible area, and the PHS antenna 4 is installed for each microcell. The installation position of any placed radiation management device can be recognized with the accuracy of the positional resolution of the divided microcells. In this way, it is possible to easily add a new radiation measurement system and to provide timely radiation management information to workers in the control area.

The radiation detector 1 and the radiation management computer 6 in the radiation management equipment of this embodiment are respectively the pulse transmission type radiation detector 1a and the radiation management with pulse processing function described in the second embodiment. Computer 6a.

FIG. 4 shows a fourth embodiment of the present invention.
The radiation management equipment of the fourth embodiment has a configuration in which a portable dose rate meter 11 and a worker management server 12 are added to the radiation management equipment of the third embodiment shown in FIG. is there.

The portable dose rate meter 11 has a PHS wireless communication function carried by a worker, and superimposes radiation count information on position control information exchanged with the PHS control server 5 when performing position recognition by PHS. And has the function of transmitting.

The worker management server 12 monitors the position, time, and radiation information of the portable dose rate meter 11 in the radiation control area from the radiation pulse reception information from the portable dose rate meter 11 in real time. Provide information to the user and store the information for a certain period.

In the radiation control equipment of the fourth embodiment, the worker in the radiation control area is provided with a portable dose rate meter 11 having a radio communication function by PHS, so that the worker from the radiation control area can enter the radiation control area. The exposure dose during the retirement zone can be monitored in real time using three factors: time, place, and exposure dose. Further, it is possible to easily add a new radiation measurement system and to provide timely radiation management information to workers in the management area.

The radiation detector 1 and the radiation management computer 6 in the radiation management equipment of this embodiment are the pulse transmission type radiation detector 1a and the radiation management with pulse processing function described in the second embodiment, respectively. Computer 6a.

FIG. 5 shows a fifth embodiment of the present invention.
The radiation management equipment according to the fifth embodiment is different from the radiation management equipment according to the third embodiment shown in FIG. 3 in that a portable dose rate meter 11a with an alarm notification function and a worker management server 12a corresponding thereto are provided. Is additionally provided.

Portable dose rate meter 11a with alarm notification function
Has a PHS wireless communication function carried by a worker, and when the PHS performs position recognition, the PHS control server 5
Has a function of transmitting the radiation count information superimposed on the position control information for transmitting and receiving the information, and the worker management server 12a
It has a function to receive alarm information from and notify the alarm status by sound.

The worker management server 12a uses a portable dose rate meter 11a with an optional alarm notification function based on radiation pulse reception information from the portable dose rate meter 11a with an alarm notification function.
Real-time monitoring of the position, reception time, and radiation information in the radiation management area, providing information to the radiation administrator and storing the information for a certain period. In addition, a portable dose rate meter 11 having an alarm notification function which has a predetermined radiation exposure level alarm set value and which is carried by the worker when the alarm level is exceeded by comparing the information with sequentially collected information and exceeding the alarm level.
has a function of notifying alarm information to a via the information transmission LAN 2.

In the radiation control equipment according to the fifth embodiment, when the exposure dose level exceeds a predetermined value, the portable dose rate meter 11a having an alarm notification function to the worker is provided.
A warning (alarm) can be notified directly through. In addition, a new radiation measurement system can be easily added, and timely radiation management information can be provided to workers in the management area.

The radiation detector 1 and the radiation management computer 6 in the radiation management equipment of this embodiment are the pulse transmission type radiation detector 1a and the radiation management with pulse processing function described in the second embodiment, respectively. Computer 6a.

FIG. 6 shows a sixth embodiment of the present invention.
The radiation management equipment of the sixth embodiment has a configuration in which an auxiliary radiation management server 13 is added to the radiation management equipment of the fifth embodiment shown in FIG.

The auxiliary radiation management server 13 identifies the radiation pulse reception time and radiation dose of the portable dose rate meter 11a with the alarm notification function stored in the worker management server 12a and the identification of the PHS antenna 4 that has received the information. The information is acquired, and the radiation dose rate trend and the like are simply managed in units of micro cells controlled by the PHS antenna 4.

In the radiation control equipment of the sixth embodiment, in addition to real-time data of stationary radiation control equipment always installed in the control area, real-time radiation measurement data from workers are used. In addition, radiation management in an area without a stationary radiation management device can be performed part-time. Further, it is possible to easily add a new radiation measurement system and to provide timely radiation management information to workers in the control area.

The radiation detector 1 and the radiation management computer 6 in the radiation management equipment of this embodiment are respectively the pulse transmission type radiation detector 1a and the radiation management with pulse processing function described in the second embodiment. Computer 6a.

FIG. 7 shows a seventh embodiment of the present invention.
The radiation management equipment according to the seventh embodiment replaces the portable dose rate meter 11a with an alarm notification function in the radiation management equipment according to the sixth embodiment with a portable dose rate meter 11b with an information providing function. The configuration is such that the worker management server 12b is adapted to that, and an in-management area event information distribution server 14 is additionally provided.

Portable dose rate meter 11b with information providing function
Has a PHS wireless communication function carried by a worker, and when the PHS performs position recognition, the PHS control server 5
Has a function of superimposing the radiation count information on the position control information for transmission and reception, and has a function of transmitting a small display for character display and a small speaker for generating sound. It has a function of receiving event information and notifying each event information by text and voice.

The worker management server 12b calculates the position, reception time and radiation of the portable dose rate meter 11b with any information providing function in the radiation control area based on the information received from the portable dose rate meter with information providing function 11b. When the information is monitored in real time, the information is provided to the radiation administrator and the information is stored for a certain period of time, and the specified radiation exposure level alarm set value is exceeded and the alarm level is exceeded by comparing with the information collected sequentially Has a function of notifying the management area information event distribution server 14 of alarm information via the information transmission LAN 2.

The auxiliary radiation management server 13 stores the radiation pulse reception time and radiation dose of the portable dose rate meter 11b with the information provision function stored in the worker management server 12b, and the position of the PHS antenna 4 receiving the information. The information is acquired, and the radiation dose rate trend and the like are simply managed in units of micro cells controlled by the PHS antenna 4.

The management area event information distribution server 14
Acquires event information generated in the radiation management area from the radiation management computer 6, the worker management server 12b, and the auxiliary radiation management server 13, and transmits the information to the portable dose rate meter 11b with an information providing function.

In the radiation control equipment according to the seventh embodiment, the worker carries out the work by carrying the portable dose rate meter 11b having a character display function. Information outside the control area can also be notified according to the level of information. Further, it is possible to easily add a new radiation measurement system and to provide timely radiation management information to workers in the management area.

Note that the radiation detector 1 and the radiation management computer 6 in the radiation management equipment of this embodiment are the pulse transmission type radiation detector 1a and the radiation management with pulse processing function described in the second embodiment, respectively. Computer 6a.

FIG. 8 shows an eighth embodiment of the present invention.
The radiation management equipment according to the eighth embodiment has a configuration in which an operator position management server 15 and a physical protection system 16 are provided in addition to the radiation management equipment according to the seventh embodiment.

The worker position management server 15 obtains worker position (area) information and time information from the worker management server 12b, and based on the information, enters and exits the worker's management area. Manage the worker's management area entry / exit management that implements consistency management between the situation and the entry plan, and manage the scope of each worker's activity in the management area based on the work plan of each worker in the management area. When work area management is performed and information that does not meet the plan is confirmed, the worker is notified of information that corrects the violation of the worker, such as prompting departure through the portable dose rate meter 11b with an information provision function. At the same time, the information is provided to the radiation management staff through the radiation management information terminal 8 or the like. In addition, physical protection system 1
6 to provide real-time information about the position of the worker in the control area.

In the radiation control equipment according to the eighth embodiment, from the time and position information of the worker, management of the worker position information in the radiation control area, entry / exit area management and the physical protection system 16 are performed. Information can be provided. Further, it is possible to easily add a new radiation measurement system and to provide timely radiation management information to workers in the management area.

The radiation detector 1 and the radiation management computer 6 in the radiation management equipment of this embodiment are the pulse transmission type radiation detector 1a and the radiation management with pulse processing function described in the second embodiment, respectively. Computer 6a.

[0066]

According to the radiation management equipment of the present invention, a new radiation measurement system can be additionally constructed without adding cables and the like in a radiation management area for managing radiation protection of a person. Radiation management information can be provided to workers in the controlled area in a timely manner.

[Brief description of the drawings]

FIG. 1 is a diagram showing a configuration of a radiation management facility according to a first embodiment of the present invention.

FIG. 2 is a diagram showing a configuration of a radiation management facility according to a second embodiment of the present invention.

FIG. 3 is a diagram illustrating a configuration of a radiation management facility according to a third embodiment of the present invention.

FIG. 4 is a diagram illustrating a configuration of a radiation management facility according to a fourth embodiment of the present invention.

FIG. 5 is a diagram illustrating a configuration of a radiation management facility according to a fifth embodiment of the present invention.

FIG. 6 is a diagram illustrating a configuration of a radiation management facility according to a sixth embodiment of the present invention.

FIG. 7 is a diagram illustrating a configuration of a radiation management facility according to a seventh embodiment of the present invention.

FIG. 8 is a diagram illustrating a configuration of a radiation management facility according to an eighth embodiment of the present invention.

[Explanation of symbols]

1 ... Radiation detector, 1a ... Pulse transmission type radiation detector,
2 LAN for information transmission, 3 LAN port, 4 PHS
Antenna, 5 PHS control server, 6 Radiation management computer, 6a Radiation management computer with pulse processing function,
7: On-site alarm, 8: Radiation management information terminal, 9: Pulse waveform regenerator, 10: Position information management server, 11: Portable dose rate meter, 11a: Portable dose rate meter with alarm notification function,
11b: Portable dose rate meter with information provision function, 12, 12
a, 12b: worker management server, 13: auxiliary radiation management server, 14: event information distribution server in the management area, 15: worker position management server, 16: physical protection system.

Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat II (reference) G08B 27/00 G08B 27/00 C G21C 17/00 G21C 17/00 D H04Q 7/34 H04B 7/26 106A F term ( Reference) 2G075 AA01 AA17 AA18 CA42 DA08 FA18 FB01 FC14 FD07 GA40 2G088 AA07 AA09 EE10 EE11 EE21 FF17 FF19 JJ36 KK05 KK20 KK24 KK27 KK35 KK40 MM02 MM03 MM06 MM08 A30 A03 A37 BA07A04 A07 A40 A06 A37 BA07 BB03 BB12 BB18 BB32.

Claims (8)

[Claims] 1. An information transmission system for transmitting and receiving information signals to and from the radiation detector and the on-site alarm via a LAN port or a PHS antenna, and a radiation detector and an on-site alarm provided in a radiation control area. A LAN, a radiation management computer connected to the information transmission LAN for processing information from the radiation detector, and receiving radiation management information generated by the radiation management computer via the information transmission LAN. And a PHS control server for exchanging information signals with the information transmission LAN and performing PHS antenna selection control and position registration of the radiation detector and the on-site alarm device. Radiation management equipment. 2. The radiation detector is of a pulse transmission type for outputting pulse waveform information obtained by time-divisionally digitizing a pulse signal accompanying radiation detection as a group of information, and a radiation management computer processes the pulse waveform information. 2. The radiation management system according to claim 1, further comprising a pulse waveform reproducer having a pulse processing function having a function, receiving the pulse waveform information via an information transmission LAN, and reproducing and outputting the pulse waveform information as an analog pulse. . 3. The PHS control server acquires position information of a radiation detector and a site alarm device via an information transmission LAN, and centrally manages the number and installation positions of the radiation detectors and the site alarm device existing in the radiation control area. The radiation management equipment according to claim 1, further comprising a position information management server that performs the operation. 4. An LA for information transmission carried by a worker
A portable dose rate meter for transmitting and receiving information signals between N and superimposing radiation count information on position control information, and a radiation control area of the portable dose rate meter connected to the information transmission LAN. The radiation management equipment according to claim 3, further comprising: a worker management server that displays the position, time, and radiation information in real time and stores the information for a predetermined period. 5. The portable dose rate meter has an alarm notification function, and the worker management server has a predetermined radiation exposure alarm level set value, performs comparison processing with sequentially collected information, and exceeds an alarm level. 5. The radiation management equipment according to claim 4, further comprising a function of notifying the portable dose rate meter with the alarm notification function of alarm information. 6. A radiation dose reception time and a radiation dose of a portable dose rate meter with an alarm notification function stored in a worker management server, and identification information of a PHS antenna receiving the information are acquired, and the PHS antenna is in charge of the radiation. 6. The radiation management equipment according to claim 5, further comprising an auxiliary radiation management server for simply managing a radiation dose rate trend in small area units. 7. The portable dose rate meter with an information providing function is provided with an information providing function, and the worker management server uses the information from the portable dose rate meter with the information providing function to determine the The position, reception time, and radiation information in the radiation control area are displayed in real time, and the information is stored for a certain period of time. A PHS antenna which has a function of outputting alarm information when it exceeds the radiation pulse reception time, radiation dose and the information of the portable dose rate meter with the information provision function stored in the worker management server An auxiliary radiation management server that acquires the identification information of the PHS antenna and easily manages the radiation dose rate trend in small area units controlled by the PHS antenna; Event information distribution in the management area to acquire event information occurring in the radiation management area from the radiation management computer, worker management server or auxiliary radiation management server, and to transmit to the portable dose rate meter with the information providing function The radiation management equipment according to claim 4, further comprising a server. 8. Acquiring position information and time information of a worker from a worker management server, and managing consistency between the entry / exit status of the worker into / from the management area and the entry plan based on the information. Implement work area management to control the worker's management area in the management area based on the worker's management area to be implemented and the work area in the management area of each worker based on the work plan in the management area of each worker. When the information is confirmed, it outputs the information to correct the violation of the worker, such as urging the departure through the portable dose rate meter with the information provision function, and provides the physical protection system with the real-time information of the worker position in the control area. The radiation management equipment according to claim 7, further comprising an operator position management server that performs the operation.