I have a heating wire that is AC 70V, so I need a 220V to 70V transformer.
The temperature control module is a relay output model, with a heating wire of 800W and a transformer of 3KVA.
Now it is not ...
Power electronic device integrated products, such as motor controllers, are stored for a long time (under non-strict storage conditions, such as humidity and temperature), and need to be used again. W...
Electrical Engineering North China Electric Power University Li Yonggang : https://training.eeworld.com.cn/course/5999Electrical Engineering North China Electric Power University Li Yonggang...
A new journey has begun in 2022. EEWorld community and Pingtouge invite you to build the RISC-V ecosystem and participate in the RVB2601 open source creative application collection activity. A total o...
Among the current defense measures against the spread of thermal runaway, the core is still to discuss cost-effectiveness, at the module and pack levels. The former costs more and requires many measu...[Details]
Every day, drivers have to endure traffic jams caused by road construction or accidents at intersections. As a result, people are full of hope for a future with self-driving cars and expect intellige...[Details]
On March 21, the energy management system of the software product "Solar Parabolic Trough Thermal Power Generation Calculation Software V1.0" independently developed by Huadian Engineering (Group) Co....[Details]
According to the Korea Times, although the storage industry has been less affected by the epidemic than other industries, consumer products have still been negatively affected, and the outside world ...[Details]
The multifunctional conductivity tester circuit consists of a detection electrode, a resistor divider, a buffer circuit and a two-color diode, as shown in the figure. The detection electrode can sen...[Details]
1. In order to achieve unattended operation, modern communication switching power supplies are equipped with remote monitoring functions, such as remote signaling, remote measurement, and remote con...[Details]
Chip-scale ultrafast mode-locked laser based on nanophotonic lithium niobate. Photo credit: Alireza Marandi According to a new cover article published in Science magazine, researchers at the City U...[Details]
1 Overview
TPIC6B273 is a new type of 8-channel D-type flip-flop latch and power output device produced by TI Company in the United States. This device integrates 8-bit data latch and drive output ...[Details]
Abstract: This article introduces the function and hardware composition of the CAN intelligent adapter card in the generator status monitor. Aiming at the arbitration problem when the ISA and Hu...[Details]
AC motor is a machine used to realize the mutual conversion between mechanical energy and AC electrical energy. Due to the tremendous development of AC power system, AC motor has become the most co...[Details]
1Written in front 1. When you save or package a project, do you delete unnecessary files? 2. Do you know what these eww, ewp, ewd... files are? Phenomenon or question: 1. When you buy a deve...[Details]
Powering portable telemetry systems for long-term monitoring missions presents interesting design challenges. Batteries are not suitable for certain critical applications, and in these environments, d...[Details]
With the development of wireless technology, wireless network technology is increasingly being put into practical applications. Wireless sensor networks are generally distributed over a wide range, a...[Details]
Preface
The precision positioning x-y worktable system in IC processing equipment such as electron beam exposure machines, pattern generators and projection lithography machines is actuall...[Details]
1 Introduction
The single-key switch circuit has been widely used in digital products such as PDA, mobile phones and electronic dictionaries. There are many ways to implement it. Generally...[Details]
Power technology
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