Code for operation of fast charging station for electric vehicles

1, this specification is a safe operating system for the operation and maintenance of electric vehicle charging and replacing power stations. Business scope includes: charging and replacing equipment, instruments, power batteries, electric vehicles and their system components. All relevant employees should memorize this operation specification and the emergency plan for electric vehicle charging and replacing power station, and work according to the operation specification.

2. Relevant staff involved in the operation and maintenance of the electric vehicle charging and replacing power station must abide by the operation and maintenance specifications of the electric vehicle charging and replacing power station and relevant national laws and regulations, ensure the safe operation and maintenance of the charging and replacing power station, and accurately record the operation state of the electric vehicle charging and replacing power station.

3. When abnormal phenomena or accidents occur in the production process, relevant measures in the safety emergency plan should be implemented. 1, operators should hold relevant certificates and be familiar with relevant national electricity safety regulations and electric shock first aid laws.

2. Operators must always keep in mind the concept of "safety first", always pay attention to personal safety and equipment safety, and unconditionally abide by safety regulations.

3. Operators must wear insulated shoes when working, and pay attention to safety measures when working in wet areas.

4, the operator should always check the insulation of tools, the correct use of various instruments.

5. Before operation, confirm that the vehicle has stopped at the designated position, open the vehicle power battery box cover, check the appearance of the battery box, and turn on the low-voltage power supply at the rear of the vehicle.

6. Safety precautions for the operation of battery changing robot:

1) is operated by two people, an operator, a supervisor and an inspector.

2) Ensure that there are no other personnel (except necessary personnel) within the operating range of the robot when the robot is working.

3) No one is allowed to walk between the robot and the vehicle or between the robot and the battery rack (except in an emergency).

4) When the robot moves back and forth, the operator must give the password to the guardian and get the guardian's confirmation before the robot can move.

5) Confirm that the electromagnetic lock of the battery box on the vehicle is ready, close the battery box door, hang up the safety rope of the battery box door, turn off the automatic unlocking power supply and close the rear door of the vehicle.

6) Confirm that the battery on the battery rack is installed firmly.

7) To modify the running program of the robot, it is necessary to carry out trial operation before actual operation.

8) Maintain the robot in strict accordance with regulations. Record the work record of the robot. Report any problems in time.

7. Precautions for replacing the power battery:

1) strictly charged near the high voltage electrode;

2) The power supply must be cut off before the battery and battery box are repaired;

3) When replacing the power battery, if the temperature of the replaced power battery is too high or the connection is found to be extremely black or melted, relevant measures in the emergency plan should be implemented.

4) Confirm that the battery and battery rack on the vehicle are installed firmly;

8. When replacing the battery, strictly avoid charging near the high-voltage motor. Before the battery and battery box are repaired, the power supply must be cut off, and the batteries on the vehicle and battery rack must be installed firmly.

9. Before removing the battery from the rack, the tray must be completely retracted, and the equipment should be stopped at 0 degrees or 180 degrees. There should be no battery on the work tray.

10. When the robot moves left and right, the tray and cylinder need to be put back in place, and the height should not exceed 300mm.

1 1, other safety precautions:

1) Before replacing the battery or repairing the battery box of the vehicle, confirm that the vehicle has stopped and put a "stop sign" in front of the vehicle where it is working. After the operation, please ask the driver to sign for confirmation, and then take off the "stop sign".

2) Pay attention to the traffic.

3) Work in strict accordance with the fire safety guidelines.

4) Carry out safe operation in strict accordance with bus operation regulations. 1, operators should hold relevant certificates and be familiar with relevant national electricity safety regulations and electric shock first aid laws.

2, the operator must wear insulating shoes and protective equipment in accordance with the provisions, safety measures should be paid attention to when working in wet areas.

3, the operator should always check the insulation of tools, equipment, found abnormal equipment should be reported immediately for maintenance. Use all kinds of instruments correctly.

4, charging operation steps:

1) Check whether the connecting plugs of the three-phase input and DC output lines of the charger are reliable.

2) Choose whether to run in battery management mode, and set appropriate parameters such as total charging voltage, battery limit voltage and charging current according to battery characteristics. Don't change the above parameters without special circumstances after setting the parameters for the first time. The latest charging parameters can be automatically displayed when charging next time.

3) Keep records of charges.

4) If contactors, liquid crystal displays, fans, etc. The work is not normal, please don't start the machine and wait for maintenance.

6, charging matters needing attention:

1) During the charging process, the running state of the charger should be closely monitored, including charging current, charging voltage and battery temperature. If a battery management system is running, the change of battery voltage should also be detected.

2) After the battery is close to saturation, the battery voltage rises rapidly. Close observation should be made to stop charging in time. If abnormal charging is found, stop the machine immediately, record the fault phenomenon, and feed it back to relevant personnel in time so that relevant personnel can handle it.

3) The power battery is overheated, smokes, catches fire or explodes. , implement the relevant measures in the emergency plan.

4) If abnormal internal noise, abnormal current and voltage display, abnormal odor or smoke in the charger, abnormal liquid crystal display and abnormal display of various signal indicators are found during charging, please stop the machine immediately to avoid further component damage.

5) It is forbidden to get close to the charger and battery when charging, and it is forbidden to suddenly disconnect the power supply or load power plug when charging.

6) The charging workshop should have good ventilation equipment. When charging, ensure the normal ventilation of the workshop, and regularly check whether the fan operates normally. If there is any problem, it should be reported for maintenance in time to ensure the normal use of the ventilation device.

7) In case of lightning, due to the high air humidity, please connect the charger to the power supply first, and then start charging after the charger works for 30 minutes.

8) If a charger is abnormal during operation, all chargers belonging to the charging rack should be stopped, and the three-phase power main switch of the charging rack should be cut off before it can be removed for maintenance.

9) Non-professionals are forbidden to disassemble the charger, and all operators and maintenance personnel need professional training before taking up their posts. In case of failure, it takes 15 minutes to disassemble the charger for maintenance in order to avoid the personal safety crisis caused by the residual power of the charger, and anti-static measures should be taken during maintenance.

10) The charger shall be insulated. It is forbidden to pile other items on the charger, and the charging site should be equipped with corresponding fire-fighting equipment.

1 1) The charging workshop must eliminate all factors that may cause sparks.

12) When working, the operator should always prevent collision, electric shock and accidental drop of the power battery.

13) It is forbidden to step on, step on, knock on or bump into mechanical equipment, and it is forbidden to use production equipment for other purposes without regulations.

14) When maintaining and repairing equipment, warning signs must be hung, and other personnel are forbidden to touch the equipment switch during operation. 1, basic requirements for operators

1) Operators should have basic computer knowledge and be able to perform basic operations on the monitoring computer.

2) Operators should be familiar with the structure, principle, network connection and functions of all access devices in the monitoring system of electric vehicle charging and replacing power station.

3) Operators can carry out normal monitoring, operation, regular inspection and daily inspection of the computer monitoring system running on site.

4) Operators should be trained and qualified before taking up their posts.

2. Regular inspection of monitoring system

1) Operators need to regularly check the equipment of the monitoring system, find the abnormal situation of the monitoring system in time, and report and handle it in time.

2) The inspection contents shall include whether the host computer of the monitoring system is running normally, whether the operation indicator lights of each device are normal, whether the data of the monitoring program is refreshed normally, whether the communication with the monitoring devices and intelligent devices is normal, and whether the monitoring function is normal.

3) Monitor whether the power indicator light on each device connected to the system is normal, whether the operation indicator light is normal, and whether the device is dead or abnormal.

4) Check all kinds of operation reports and business reports of the monitoring system, and notify relevant departments to deal with abnormal and erroneous data in time.

3. The operator shall timely check the items reported by the host computer of the monitoring system, and check the abnormal situation with the charging and replacing site, and report to the relevant responsible departments.

4. During the normal operation of the monitoring system, all stations have manual charging and replacement operations. Before the remote control operation of charging and replacing electricity, the operator must confirm with the on-site personnel of charging and replacing electricity, and then the remote control operation can be carried out on the monitoring system after approval.

5. During the normal operation of the monitoring system, there is no manual charging and replacement operation. When operating, the operator must check the relevant remote control signals according to the pre-established operation instruction flow, confirm that the signals are correct and make records, and then conduct remote control operation in the monitoring system.

6. For the daily charging and replacing operation of the charging and replacing power station, the business flow chart of the daily charging and replacing operation shall be made. All charging and replacing operations initiated by the monitoring system must be carried out in accordance with the business flow chart of charging and replacing operations. One operator issues an order application, and the other operator issues an order after completing the order inspection. When personal and equipment safety is endangered, the operator can handle it according to emergency procedures and report it to relevant management departments immediately after handling.

7. Any maintenance, testing, fault handling and other work that affects the normal operation of the monitoring system and equipment of the electric vehicle charging and replacing power station shall be applied to the relevant responsible departments in advance before work, and a working ticket shall be issued, which can only be carried out after the consent of the relevant responsible departments and the permission of the system operators.

8, the operator can be in accordance with the provisions of the field operation procedures, the monitoring system device for power reset and other simple fault handling work.

9. Operators shall immediately disconnect the power supply of the monitoring device if they find an emergency fault of the monitoring device, such as fire and smoke, and notify the relevant responsible departments for handling after the fault situation is alleviated.

10. After the primary equipment maintenance test of the electric vehicle charging and replacing power station is completed, the operator shall verify whether the automation data is consistent with the site, and if not, notify the maintenance personnel to verify it first; When the cause of the failure is still not found, the personnel on duty shall notify the automation personnel for verification.

1 1, technical management of monitoring system

1) once the monitoring system of the electric vehicle charging and replacing power station is put into operation, the operators must make a good record of the operation (record whether the system on duty is normal or abnormal in the operation log), and check whether the monitoring system is in normal working condition during the shift change.

2) After the monitoring host is put into operation, it is not allowed to exit the monitoring program without special circumstances.

3) Operators are prohibited from modifying the data and configuration of the monitoring system.

4) Operators should carefully observe and analyze all kinds of abnormal phenomena in the operation of monitoring system, and report to relevant responsible departments immediately after finding them.

5) Operation management of monitoring system of electric vehicle charging and replacing power station

(1) Do not use or install computer software unrelated to the monitoring system on the monitoring host.

(2) The network of the monitoring system should be an independent private network. It is forbidden to connect any computer to the network without the approval of the maintenance department.

(3) In order to meet the needs of production, the special network of monitoring system of electric vehicle charging and replacing power station has long-term or short-term network connection with the local area network of this bureau, the special network of dispatching automation of provincial center and the special network of dispatching automation of regional and county electric power companies, which should follow the overall plan of national secondary power system safety protection.

6) Monitoring system data backup

(1) The operation department shall regularly back up the data of the monitoring system of the electric vehicle charging and replacing power station, and there shall be at least two available backups of the monitoring system and database, which are stored in different media and different places respectively.

(2) Each operating unit shall formulate corresponding systems and data backup systems to ensure the integrity, availability and timeliness of backup.

7) The Operation Management Department shall be equipped with necessary spare parts, spare parts, maintenance tools, meters and instruments, which shall be classified and stored. Spare parts should be tested regularly.

8) The monitoring system shall have complete on-site operation data, such as defect records of monitoring system equipment, technical specifications of main equipment, wiring schematic diagram of monitoring equipment, etc.

9) The drawings, technical data and files of the monitoring system shall be stored and managed by special personnel.

12, safety management of monitoring system

1) Don't modify, add or delete files of the monitoring host, and don't perform computer operations unrelated to work.

2) It is forbidden to plug or plug the connection of host, printer and monitor with electricity, and it is forbidden to start or shut down without quitting the monitoring program.

3) It is forbidden to pile up inflammable, explosive and corrosive articles near the monitoring system and equipment, and use electrical appliances such as electric heaters.

4) Maintenance personnel are responsible for cleaning all equipment of the monitoring system.

5) Uninterruptible power supply dedicated to monitoring system is dedicated to computer monitoring system. Without permission, any other electrical equipment shall not be connected to this power supply.

6) Clear the operating authority of the operator to monitor the computer. Each operator should operate in strict accordance with his own authority. It is forbidden to use the name and authority of others to carry out operations that he does not allow. Operators should be responsible for their own passwords.

7) The parameter settings of the running computer monitoring software system shall not be changed without approval.

8) The monitoring system software and related application software shall not be copied at will without approval, and it is forbidden to flow out and spread.

9) Before using the newly introduced application software, the monitoring software system should be evaluated for safety to ensure that there are no virus infections, Trojan horses and backdoor loopholes before it can be put into use.