Abstract: With the continuous development of the social economy, the power system is moving towards the direction of high voltage and high capacity. New technologies and equipment of the power system emerge in an endless stream, and the power transmission capacity contin...
NB/T 10861-2021 "design specification for the configuration of measuring devices in hydroelectric power plants" provides detailed requirements and guidance for the configuration of measuring devices in hydroelectric power plants.Measuring device is an important part of t...
Abstract: This article expounds the main functions of the traditional IC card prepaid energy meter, analyzes its application advantages and disadvantages; introduces in detail the function expansion of prepaid energy meter after integrating communication technology ,inte...
【Abstract】The article introduces the application solution of Acrel IDC power distribution header cabinet in the data center, and demonstrates the application possibility of Acrel IDC power distribution header cabinet in the terminal power distribution of the data cente...
1. General
With the promotion and application of substation automation technology, there are more and more unmanned substations. The high-voltage switchgear in substations adopts a fully sealed structure, and in the course of long-term operation, parts such as switch con...
Generally speaking, 5G base stations mainly include BBU+AAU.
Base station room: mainly equipped with signal transceivers, monitoring devices, fire extinguishing devices, power supply equipment and air conditioning equipment.
...
European Background:
The penetration rate of new energy vehicles is rapidly increasing, and the contradiction of vehicle-pile ratio is further highlighted. According to ACEA statistics, the overall sales of passenger car in Europe shrank by 21% in 2021, but new energy ve...
Application Scenarios:
Functions:
1. The main incoming line is configured with power quality analyzer: to monitor the power quality of the power supply circuit of the entire charging station, and the leakage current monitorin...
1.PV Energy Storage Inverter
Application:
Household energy storage
Small-scale industrial and commercial energy storage
Micro-grid energy storage
Functions:
• Take sample, measure and monitor the electrical energy parameters, communicate with the inverter or ener...
The role of Hall current sensor
Role in power frequency harmonic analyzer
In the power system, the harmonic content of the grid is generally tested using a power frequency harmonic analyzer. In order to transform the measured voltage and current into voltage suita...
Hall electrical current sensors can be used for relay protection and measurement
In industrial applications, the secondary current from high-voltage three-phase transmission line current transformers can be converted into millivolt voltage output through three Hall elect...
Hall electrical current sensor is based on the principle of magnetic balance Hall, according to the Hall effect principle, the control current is sent into the current end of the Hall element, and a magnetic field intensity of B is applied in the normal direction of the ...