Lead the digital equipment co., LTD., established in chengdu2007Years，Located in chengdu high-tech zone shengan street133Hui jin squareASeat23Layer，Mainly engaged in the development of power system automation of new and high technology products、Production and sales。
In the company“Respect、Take care of、Passion、To share”The corporate culture，Throughout the year“Innovation for development、The quality strives for the survival、Service prestige、Increasing the benefits management”Under the business philosophy，Brought together a group of well trained、Vigor and vitality、Efforts and progress、The innovation of enterprise management、Technology development、Marketing、Engineering services、Production debugging, etc，Members80%Above have a university degree……
YZ-9000Network time synchronization system is thought to be the digital equipment co., LTD. Chengdu is designed for power system time synchronized with high precision、Time synchronization equipment of high reliability，Can receive the satellite(GPS、The big dipper、GLONASS)The time signal、The national center for timingBPLLong signal、ExternalIRIG-BCode、Digital synchronizedE1The signal，As wellPTP (IEEE 1588) Accurate network time pair。
1. The time of access to all kinds of related equipment precision(A clock device、A network switch、The router、The firewall、All kinds of servers、Workstations, etc)。2. Support for multiple pair the precision of the acquisition agreement(NTP、PTP、IRIG-B、DCF77、PPS/PPM/PPH、A serial port time message, etc)。3. Can be easily classified warning grading of various devices，Important warning content are forwarded to the operations management system on duty or electronic system。4. Real-time monitoring of each equipment operation condition in time、Working condition of channel information。
The wide area phasor measurement system（WAMS）、Wide-area protection、Traveling wave distance measuring device、The application of lightning location system based on wide area such as time synchronization between the control center、Between the transformer substation、Time synchronization between control center and substations put forward the very high accuracy requirements。At present，The routine use of way is in the power system control center、Substation、Power plant deployment time synchronization system to ensure that their area of computer equipment and secondary equipment used by time is unified、The synchronization of the devices are using beidou and/OrGPSOne-way timing，This type of equipment for time of one-way transmission、Cannot be traced
YZ-9910Time synchronization tester is thought to be the chengdu for time synchronization system testing、Maintenance and repair、Inspection and acceptance of the business development of products，Is based on the satellite（The big dipper、GPS）The pair、The network（PTP/NTP/SNTP）The pair、The time signal（IRIG-B(DC)/PPS/PPM/PPH/DCF77And so on）The pair、A serial port（RS-232/422/485）Pair of equipment time information is correct、Time signal is correct、Time precision and stability research of verification method
YZ-9900Verification is based on satellite time synchronization(The big dipper、GPS)The pair、The network(PTP/NTP/SNTP)The pair、The time signal(IRIG-B(DC)/PPS/PPM/PPH/DCF77And so on)The pair、A serial port(RS-232/422/485)Pair of equipment time information is correct、Time signal is correct、Time precision and stability research of verification method，High stability of frequency standard source is put forward(Rubidium atomic clocks、Constant temperature crystals)The tame algorithm and the implementation mechanism，Different types of channels is put forward、Different forms of signal transmission delay compensation method，Calibration instrument can meet the demand of electric power system time synchronization。
YZ-9000SPrimary-secondary clock time system is thought to be the digital equipment co., LTD. Chengdu design of high precision、Time synchronization equipment of high reliability，Can receive the satellite(GPS、The big dipper、GLONASS)The time signal、The national center for timingBPLLong signal、ExternalIRIG-BCode、Digital synchronizedE1The signal，As wellPTP(IEEE 1588)Network precision time protocol for high precision time benchmark。
In smart substationIEC 61850Online communication protocol parsing，To be able to visually show“Digital secondary loop”In the state，And found that the secondary equipment signal transmission anomalies，On caused by abnormal communication substation operation fault is analyzed。Have inside the substation communication network and scheduling on the main communication network to collect all the process of communication、Record、Parsing, and other functions，And record the result of the analytical data to display、Statistics、Analysis、The output, and other functions。
YZ-6810The working principle of the intelligent substation digital signal analyzer-Through the process of intelligent substation layer IEC 61850 Online communication protocol parsing layer signal to monitor the process。Signal detection function can detect process layer in the network transmission of signal types、The format and frequency characteristics，And visualizes embodiment“Digital secondary loop”In the state;Numerical analysis of the process layer samples values information、GOOSE Information into行The numerical analysis，In an intuitive way, the change of signal process layer。
YZ-8000Land-saving integrated dispatching automation centralized monitoring system（Electric power dispatching operation maintenance management system）In order to ensure the security of the automation system of power grid stability and system maintenance of the timely and efficient technology provides：Province is established、Dispatching automation system integration operation monitoring system，For the province and around key scheduling control system、Auxiliary facilities and operation condition of centralized monitoring room environment。
YZ-1210Power quality online monitoring system is thought to be the digital equipment co., LTD. Chengdu is designed for power system of power quality monitoring and high precision、High reliability of on-line monitoring system。YZ-1210Series power quality online monitoring system can measure voltage deviation analysis、The power supply frequency deviation、The power supply voltage fluctuation and flicker、Power supply unbalanced three-phase voltage allows the degree、Grid harmonic such as utility grid power quality information to the user by electric communication；Can also measure analysis of all kinds of electric equipment in different operation conditions on the influence of utility grid power quality；Can also be to record and store the voltage regularly、Electric current、Active power、Reactive power、The frequency、Electric parameters such as phase
YZ-1300Switch cabinet/Box/Ring network cabinet comprehensive monitoring and warning system using high sensitivity sensor continuous electrical equipment running state of the extracted information parameter，According to the size of its value and change trend of using intelligent techniques，The enclosed electrical equipment(Such as the switch cabinet，Box-type substation, etc)The current size，Produced by the arc arc strength，As well as the environmental temperature and humidity of the equipment operation、The temperature of the important point of contact、SF6Concentration、Concentration of combustible gas contained in the cabinet、The size of the insulation leakage current、Real-time monitoring of smoke, and so on and so forth
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