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KV transformer;
KV GIS equipment;
KV switchgear.
Incoming cabinets, transformer cabinets, capacitor control cabinets, feeder cabinets, transformer cabinets, arc suppression coil control cabinets, bus connection cabinets, etc.).
4. The transformer used.
5. Capacitor bank.
6. Grounding transformer.
and arc suppression coils.
7. Main control room equipment (AC screen, DC screen.
Battery screen, metering screen, communication screen, protection screen, background, etc.) 8, microcomputer "five prevention" system.
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The equipment required for the substation generally includes, transformers, transformers, lightning protection protectors and grounding devices.
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This requires a lot of equipment, such as pole transformers, capacitors, and fixtures, etc., a series of equipment.
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Transformers, machine rooms, power lines, power racks and other related equipment and facilities are required.
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The 110 kV substation requires a generator.
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This requires equipment, because the substation itself needs some commonly used equipment, so as to ensure its normal use, so these are also in the process of perfecting and perfecting, and the equipment in them can be adjusted to the best state.
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110 transformers, once needed transformers and transmission lines arrive separately.
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The equipment required for the 110K V substation is the corresponding auxiliary machine.
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This is the equipment required for high-voltage substations, and it must be very professional.
For the specific equipment needed, we need to consult a professional organization.
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If you need any equipment for a 110 kV substation, you need a lot of complex equipment, so you have to check the equipment you need, and you need a list.
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The equipment required for a 110 thousand volt substation should not be very high-end, because who is this substation? Some of the most basic equipment of the small jade noodle station will do.
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Specifically, you can ask the relevant electrician, because they know a little bit about this area, and they will definitely tell you what equipment you need.
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On that day in the school equipment more, which recommended the green light of the substation of the national debt?
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10 kv to change the certificate need to say that there is no such thing as a lack of a skirt, you have to ask some professionals to do some professional fees.
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What equipment does this transformer need? You're going to have to look it up, or monetize it.
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There seems to be a lot of equipment needed for substations.
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Legal Analysis:1First of all, the project feasibility study report done by the industrial design department to determine whether the 110kV substation needs to be built.
2.The feasibility study report must be approved by the relevant departments.
3.It is necessary to have the provincial economic and information commission to review energy and environmental protection, and issue relevant approval documents.
4.The local power department and the development management committee will review the path and address of the substation, and issue a path and site selection opinion.
5. The qualified electric power design institute will make a power feasibility study report for the 110kV substation.
6.The quality of Dianchun Zhenneng is evaluated by a qualified department.
7. Submit the above information to the local power department, and the local power department will report to the provincial power company to review the feasibility study report and make relevant approvals, 8. If you pass the design, you can design and construct the 110kV substation.
Legal basis: Regulations on Emergency Handling, Investigation and Handling of Electric Power Safety Accidents
Article 4 The electric power regulatory agency shall strengthen the supervision and management of electric power safety, establish and improve various systems for emergency response and investigation and handling of accidents in accordance with the law, and organize or participate in the investigation and handling of accidents. The power regulatory agency, the competent energy department and other relevant departments, the local people and the relevant departments shall organize, coordinate and participate in the emergency handling of the accident in accordance with the authority and procedures stipulated by the state.
Article 5 Electric power enterprises, electricity users, and other relevant units and individuals shall comply with the provisions on the management of electric power safety, implement accident prevention measures, and prevent and avoid accidents。 The important power users determined by the relevant departments of the local people's government at or above the county level shall allocate their own emergency power supply in accordance with the provisions of the electric power regulatory agency and strengthen the management of safe use.
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Summary. The design unit must have the professional qualification of grade B or above in the power industry (power transmission engineering and substation engineering). The design of the substation should be carried out according to the 5-1o year development plan of the project, so that the combination of far and near term should be.
The design of the substation should be based on the overall situation, taking into account the overall consideration, and reasonably determining the design scheme according to the load quality, power capacity, and environmental characteristics, combined with the regional development level.
What qualifications are required for the design of 110kV substation.
The design hail grinding unit must have the professional qualification of grade B or above in the power industry (power transmission engineering and substation engineering). The source of the substation should be carried out according to the 5-1o year development plan of the project, so that the combination of far and near term should be. The design of the substation should be based on the overall situation, taking into account the overall consideration, and reasonably determining the design scheme according to the load quality, power capacity, and environmental characteristics, combined with the regional development level.
Ask about custom messages].
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Substation equipment is divided into primary equipment and secondary equipment, as follows:
1. Primary equipment.
It refers to the equipment that directly produces, transmits, distributes and uses electric energy, mainly including transformers, high-voltage circuit breakers, isolation switches, busbars, lightning arresters, capacitors, reactors, etc.
2. Secondary equipment.
The secondary equipment of the substation refers to the equipment that measures, monitors, controls and protects the operating conditions of the primary equipment and system, which mainly consists of the relay protection device, automatic device, measurement and control device (current transformer, hail voltage transformer), metering device, automation system and DC equipment that provides power supply for the secondary equipment.
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The first qualification is the qualification issued by the national construction department, on behalf of the enterprise can be in the qualification of the construction of power transmission and transformation projects with 110kv and below, the second is the qualification of the power industry, on behalf of the enterprise has passed the review of the power industry, with installation, maintenance and early test, under normal circumstances, the power engineering enterprise must handle two qualifications, and to the power company for the record before the corresponding construction. Under normal circumstances, it is also necessary to have a safety production license, a high-voltage electrician network access operation certificate and a special type of test fluid Qingque personnel related certificates. At present, many bidding and power projects must have the qualification of power transmission and transformation projects, the license for undertaking installation (repair and test) of power facilities, and the safety production license.
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The 110kV substation capacity generally does not exceed 200,000 kilowatts.
The selection of substation capacity is based on local load needs, and is generally based on the foreseeable load development in the next 10 to 15 years. Capacity varies greatly from region to region and from time to period.
110 kV substation safety distance:
The safety distance between the 110kV substation and the Hui people in the community shall not be less than 300 meters, and the national "Electromagnetic Radiation Management Measures" stipulates that more than 100 thousand volts are electromagnetic strong radiation projects.
Legal basis: Article 20 stipulates that in the vicinity of the concentrated use of large-scale electromagnetic radiation equipment or high-frequency equipment, in accordance with the requirements of environmental protection and urban planning, no sensitive buildings such as residential houses and kindergartens shall be built in the restricted areas of the departmental planning.
China's current requirements for the distance between equipment and buildings. The 1035 substation requires the front to be more than 12 meters away from the residential house, and the side is more than 8 meters away. The construction of substations above 35 requires that the front side be more than 15 meters away from the residential house and the side should be more than 12 meters.
The box-type substation is more than 5 meters away from the residential house. <>
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Do you want to ask what the latest requirements for the construction of 110kv substations are, which is a national standard.
1. The full length of the cable trench should be equipped with a continuous grounding wire device, and the specifications of the grounding wire should meet the requirements of the specification. The metal bracket, the metal sheath and the armor layer of the cable should all be connected with the grounding device, which is to avoid the potential difference between the cable sheath and the metal bracket, so that the alternating current erosion or the unit difference is too high to endanger personal safety.
2. For cables laid in cable trenches that are not filled with yellow sand, bare armor or non-flammable outer sheath cables should be used for fire prevention.
3. If there is a joint on the cable line, in order to prevent the joint from affecting the adjacent cable when the joint fails, the joint can be protected with a fireproof protection box or other fireproof measures can be taken.
4. The bottom of the cable trench can be directly placed with cables, and at the same time, a branch trap frame can also be installed in the trench to increase the number of laying cables.
5. The cable is fixed on the bracket, and when the horizontal device is installed, the power cable and control cable with an outer diameter of no more than 50mm are supported every other time. Power cables with an outer diameter greater than 50mm, every other support. Single-core cables arranged in a regular triangle should be fastened with straps at regular intervals.
When it is installed vertically, it should be fixed at regular intervals.
6. The metal structures in the cable trench need to be galvanized or coated with anti-rust paint anti-corrosion measures.
7. The power cable and the control cable should be installed on the posture bracket on both sides of the ditch respectively. If the conditions are not met, the power cable should be placed on the bracket above the control cable.
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The access capacity of a 110kV substation depends on a number of factors, including the design and size of the substation, the demand and load of the grid, and the capacity of the transmission lines available.
In general, the access capacity of a 110kV substation can range from tens of megawatts (MW) to hundreds of megawatts (MW), depending on several factors:
Substation configuration and capacity: The design and size of a substation affects its access capacity. Large-scale substations usually have a higher access capacity and can access more power or load.
Transmission line capacity: The capacity of the transmission line connected to the substation is also a key factor in determining the access capacity. The capacity of the transmission line is limited to the amount of electric energy that can be transmitted by the substation.
Grid load demand: The load demand of the grid has a direct impact on the access capacity of the substation. If the grid is under heavy load, the substation needs to have sufficient access capacity to meet the power supply demand.
2 Power System Primary Part 6
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