Understanding HS codes in trade data

List of catalogs of this article:

• 1,Understanding HS codes in trade data What are the applications of gis in the power system at home and abroad
• 2, What is the urban underground comprehensive pipe networkGeographic information system
• 3, About SCADA and GIS in the gas system, hope the master can answer!

What are the applications of gis at home and abroad in the power system

It is used for the new construction of high-voltage and large-capacity substations. Because PASS itself is an independent roomPartition, through different combinations, it can be applied to a variety of main wiring methods such as double busbar, wiring, bridge wiring, double busbar plus bypass. Among them, the main wiring method of double busbar bypass is more used in Europe.

GIS in the power system: connect the power equipment, substations, power transmission and distribution networks, power users and power loads of power enterprises to form a comprehensive production management information system of power informatization.

High-voltage circuit breakers: GIS terminals and high-voltage circuit breakers are usually used in combination to control and protect power systems. The GIS terminal can provide the operating mechanism of the circuit breaker so that it can quickly disconnect and connect high-voltage circuits.

In terms of electricity, Geographic Information System (GIS), as a comprehensive service system, ensures the safety of electricity use for Shijiazhuang residents.

What is the geographic information system of urban underground comprehensive pipe network

1. It is a special and very important spatial information system. It is a technical system that collects, stores, manages, calculates, analyzes, displays and describes the geographical distribution data of the entire or part of the earth's surface (including the atmosphere) with the support of computer hardware and software systems.

2. The construction of urban underground pipe network information system is to realize the comprehensive management of the urban underground pipe network, and to achieve unified management through systematic data collection, integration and analysis.

3. Geographic information system consists of four parts: computer hardware and system software, database system, database management system, application personnel and organization.The meaning of geographic information system: Geographic information system is sometimes called "geological information system". It is a specific and very important spatial information system.

4. Therefore, it is especially important for enterprises to carry out comprehensive underground pipeline detection and establish a modern underground pipeline network geographic information management system.

About SCADA and GIS in the gas system, hope the master can answer!

1. GIS is a system for data to express geographical data, so geographical data is dominant. Specifically, SCADA obtains the energized situation of the distribution transformer and updates it to the database of the power system. Then you read the data from the database with an interface and put it in the GIS to update the attribute information of the space entity, so as to realize various "real-time" functions.

2. SCADA system is a computer-based DCS and power automation monitoring system; it has a wide range of applications and can be applied to data acquisition and monitoring control in electric power, metallurgy, petroleum, chemical, gas, railway and other fields, process control and other fields 1.

3. a. Uninterruptible power supply method: Because the field voltage regulation station does not have stable 220V mains electricity, in general, solar power supply can be used to solve the PLC, RTU and transmitter power supply involved in the Scada acquisition terminal.

4. The SCADA system is a computer-based DCS and power automation monitoring system; it has a wide range of fields of application, which can be applied to many fields such as data acquisition and monitoring control in electric power, metallurgy, petroleum, chemical, gas, railway and other fields.In the power system, the SCADA system is the most widely used and the technology development is the most mature.