A Time Synchronization System in Nuclear Power Plant
A technology for time synchronization systems and nuclear power plants, applied in transmission systems, synchronization devices, digital transmission systems, etc., can solve problems affecting the output of time signals in time synchronization systems and the normal operation of power plants, and achieve enhanced safety and reliability , improve precision, and meet the effect of high precision requirements
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Embodiment 1
[0043] see figure 2 , an embodiment of the present invention provides a time synchronization system in a nuclear power plant, the system includes: a first master clock 101 and a first clock server 301 located in a first nuclear island, a second master clock 102 and a The second clock server 302, the first master clock 201, the second master clock 202, the third master clock 203 and the fourth master clock 204;
[0044] The first master clock 101 is respectively connected to the first clock server 301 and the second clock server 302;
[0045] The second master clock 102 is connected to the second clock server 302 and the first clock server 301 respectively;
[0046] The first clock server 301 receives the standard time signal generated by the first master clock 101, generates a multi-system synchronous time signal according to the standard time signal, and sends the multi-system synchronous time signal to the first master clock 201 and the second master clock respectively 20...
Embodiment 2
[0050] see image 3 , in order to make the AP1000 nuclear power plant time synchronization system run more safely and have a more reasonable structure, the embodiment of the present invention improves the system networking and signal reception. The embodiment of the present invention provides a time synchronization system in a nuclear power plant. The system include:
[0051] The first master clock 101, the second master clock 102, the first master clock 201, the second master clock 202, the third master clock 203, the fourth master clock 204, the first clock server 301 and the second clock server 302;
[0052] Wherein, the first master clock 101 is located at the first nuclear island, and is respectively connected with the second master clock server 302 located at the network control building and the first master clock server 301 located at the first nuclear island; the first master clock 201, the second The master clock 202, the third master clock 203 and the fourth master ...
Embodiment 3
[0072] The embodiment of the present invention is improved on the basis of the above-mentioned embodiment 2, see Figure 4 The time synchronization system in the nuclear power plant provided by this embodiment has also been improved in terms of system power supply, and the system includes: a first master clock 101, a second master clock 102, a first master clock 201, a second master clock 202, The third master clock 203, the fourth master clock 204, the first clock server 301 and the second clock server 302;
[0073] Wherein, the first master clock 101 is located at the first nuclear island, and is respectively connected with the second master clock server 302 located at the network control building and the first master clock 301 located at the first nuclear island; the second master clock 202 is respectively connected with the second The clock server 302 is connected to the first clock server 301;
[0074] The first master clock 201, the second master clock 202, the third ma...
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