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Shandong University

Broadcasting and sensing laboratory of power system

Broadband tape measurement device verification and device broadband band frequency characteristic test system operating regulations and precautions

a. Operation Regulations

First check the broadband power amplifier、High -precision synchronization clock unit、Is the high -speed sampling module, etc. Is it safe to ground，GPS/BDSWhether the wiring is correct，Check whether the total power switch is turned off。The operation steps are as follows:

The first step Connect to detect the measurement device or power equipment or electric equipment;

Step 2 Open the general switch, high -precision synchronization clock unit, wait forGPS/BDSSynchronous clock signal;

Step 3 Turn on the control interface of the upper position of the power amplifier of the broadband band，Select the type and parameter of the broadband zone signal，Run the power band power amplifier;

Step 4 Open the control interface of the upper machine control interface of the high -speed sampling module，Select sampling rate、Sample channel，Run high -speed sampling module;

Step 5 Continuous record sampling and measurement data, the length of the time is not less than1minutes;

Step 6 Analysis of high -speed sampling data，Calculating measurement error，Draw the frequency characteristic curve of the broadband band，Export analysis results;

After the experiment is over，Turn off the power amplifier of the broadband band in order、High -speed sampling module、High -precision synchronization clock unit，Turn off the total power。

2. Note

1. Non -staff members are prohibited from entering the workplace! Students must operate under the supervision of professional teachers!，To inform all experiments in advance。

2. If you find an abnormal noise、Snake and other signs，Stop the broadband band power amplifier first，When the situation is urgent, cut off the total power supply or laboratory power supply of the test system immediately。

3. Forbidden power modification power amplifier wiring,GPSWiring and all power cords.

4. Real (Trial) After the end of the test，The system should be powered out for demolition，The working power supply of the test equipment must M88 Online Live Casinom88 sports bettingbe turned off before disassembling.。

170WSimulation Synchronous Generation Operating Regulations and Precautions

a. Operation Regulations

First check whether the connection of the unit and the connection element is correct，Check whether the total power switch is turned off，Whether the line module is good wiring，Automatic booting method The next step is as follows:

The first step Head total power switch，Observe whether the running light of the inspirational power module is turned on and can run normally;

Step 2 Observe the speed and frequency of the generator set;

Step 3 Observe the voltage of the generator machine;

Step 4 After stable operation，Open the measurement control system，The starting link of the crew;

Step 5 Observe the frequency and voltage information of the generator set, to220V (& Plusmn; 0.75V)、50Hz (& Plusmn; 0.15Hz)The start of the left and right is the start;

Step 6 Observation amplitude、frequency curve，Waiting to the grid condition，Control the IoT switch to operate the gates;

Step 7 8884_8903

After the experiment is over，First of all, you must have the generator merit、None powerless power is reduced to0, then solve and stop.

2. Note

1. Non -staff members are prohibited from entering the workplace! Students must operate under the supervision of professional teachers!

2. Before the system of power calls, all experiments should be informed in advance.

3. If you find an abnormal noise、Snake and other signs，Stop generator first，In emergency, cut off the laboratory power power supply。

4. Forbidden power changes to the main wiring or secondary circuit wiring。Simulation main wiring is set up，It must be checked after incorrect (whether the terminal wiring is correct、Whether the terminal is loose, etc.)，can perform an experiment on the system。During the experiment，If you need to change the main wiring or secondary circuit wiring，Be sure to cut off the power supply of the system。

5. Real (Trial) After the end of the test，The system should be powered out for demolition，It must be dismantled by secondary connection lines in the state of power outage。The working power supply of the test device must be jumped away before the line is removed。

Broadband Band Synchronous Measurement Control System and Main Station Platform Operation Regulations and Precautions

a. Operation Regulations

First check the device pin wiring、Is the remaining equipment wiring correct，The operation step of the fault recording wave equipment is as follows:

The first step Power switch, observe the measurement control system andGPSModule startup;

Step 2 to be waitingGPSSynchronous completion (GPSModulePPSLight starts in seconds)，Observe whether the communication control system of the measurement control system starts to flash，Starting flashing, the system starts to start;

Step 3 Open the upper m88 com live casino registermachine database platform M88 Online Live Casinoand real -time measurement platform，Observation data transmission and real -time voltage、Frequency waveform at the frequency frequency frequency curve;

Step 4 Query sentences through the database，Query data in the corresponding time period，and save the data toXLSData file orCSVData file;

Step 5 Perform -shaped analysis and harmonic content analysis through the saved data file;

After the experiment is over，First of all, the system must be powered out，Disgle the DC power supply，Close the measurement control system，can perform the secondary wiring demolition work of the equipment。

2. Note

1. It must be operated by professionals! Students must operate under the supervision of professional teachers!

2. Before the system of power calls, all experiments should be informed in advance.

3. If you find an abnormal noise、Snake and other signs，Stop generator first，In emergency, cut off the laboratory power power supply。

4. Forbidden power changes to the main wiring or secondary circuit wiring。During the experiment，If you need to change the main wiring or secondary circuit wiring，Be sure to cut off the power supply of the system。

5. Real (Trial) After the end of the test，The system should be powered out for demolition，It must be dismantled by secondary connection lines in the state of power outage。The working power supply of the test device must be jumped away before the line is removed。

Database main station and upper machine operating procedures and precautions

a. Operation Regulations

First check whether the power box power indicator is normal，The computer host to be displayed by the data cable，Open the computer host，Database main station operation steps are as follows:

The first step Power Box power switch, turn on the upper machine;

Step 2 Open the database management system software and main station display program，Enter the username and password to enter the database platform of the small model laboratory;

Step 3 To query the corresponding unit data，Query the corresponding serial number database list in the database management platform，You can inquire;

Step 4 ThroughMySQLQuery statement，Query data in the corresponding time period，and stored to the right data file;

After the end, the power box is first turned off.

2. Note

1. You can under the guidance of the instructor，Students operate on the premise of being familiar with the database system and query statements;

2. If you find an abnormal noise、Snake and other signs，Power off immediately。

Simulation line operating regulations and precautions

I. Operation rules

First check whether the wiring is correct，Check the second wiring of the access device，Make sure the measuring device is correct，Route line real (trial) operation steps are as follows:

The first step Heat DC power supply, closed line switch;

Step 2 Power switch，Observation voltage、Frequency waveform and harmonic content;

After the experiment is over, first cut off the system power supply.

2. Precautions

1. It must be operated by professionals! Students must operate under the supervision of professional teachers!

2. Before the system of power calls, all experiments should be informed in advance.

3. If you find an abnormal noise、Snake and other signs，Stop generator first，In emergency, cut off the laboratory power power supply。

4. Forbidden power changes to the main wiring or secondary circuit wiring。During the experiment，If you need to change the main wiring or secondary circuit wiring，Be sure to cut off the power supply of the system。

5. Real (Trial) After the end of the test，The system should be powered out for demolition，It must be dismantled by secondary connection lines in the state of power outage。The working power supply of the test device must be jumped away before the line is removed。

Battery charging discharge experiment safety regulations

I. Operation rules

The first step Experimental personnel are familiar with the test equipment operation specifications before conducting experiments，Familiar with experimental battery type、Extreme work voltage、current、Temperature and other parameters，Keep in mind the power switch position of the experimental equipment。

Step 2 Before the power of the experimental equipment is connected，Experimental staff carefully check whether the status of the battery test equipment and the circuit connection status is good，Check the m88 com live casino registerpower after checking without error，Starting equipment。

Step 3 After testing the battery connection,，Check the main connection by the second person、Measurement wiring, etc.，Check the device to call the device，Avoid error wiring and accidental touches caused by short circuit。

Step 4 After the test equipment is started，Check the experiment channel from the second person、Experimental Walk Settings、Protection settings and other experimental parameter settings，Avoid over pressure、Dangerous dangers occur to battery charging。

After the test is completed，To clean up the scene，Cut off the battery test equipment power supply，and make a corresponding record; if the last left laboratory，Turn off the air conditioner、Lighting and other auxiliary electrical appliances，After closing the doors and windows, you can leave the laboratory。

2. Precautions

1. During the experiment，It is forbidden to bring a power modification to modify the battery connection and other wiring，Avoid the risk of electric shock，Avoid faults such as short circuit caused by device damage。

2. During the experimental process, it is necessary to configure the duty personnel throughout the process; it is strictly forbidden to run the equipment under the control of unmanned monitoring conditions。

3. If odor appears during the experiment,、Excessive heat and other abnormal conditions，Stop test immediately，Cut off the power supply of the battery charging and discharge equipment; the test is prohibited before the abnormal cause,。

4. If smoke occurs during the experiment,、Dangerous situation such as fire，Should immediately cut off the equipment power and take necessary protection measures，Before the laboratory leaders are allowed to be prohibited from testing again。