I need to make a software. First, let the barcode scanner connect (via serial port? USB port?) to the PC, and then use the software to receive the barcode information sent by the barcode scanner (one-...
[align=left][color=rgb(69, 69, 69)]1. Input offset voltage: [/color][/align][align=left][color=rgb(69, 69, 69)] For an ideal op amp, when the input voltage is 0, the output voltage should also be 0. B...
I made something that needs two 3.6V batteries to power it, and I chose nickel-metal hydride batteries with the following specifications: 3.6V 80mAh Ni-MH CHARGE: 8mA 14h I have a universal charger fo...
Some time ago, I wrote a small program for converting BCD code to GRAY code. As a result, many "glitches" appeared when doing gate-level simulation. After listening to everyone's opinions, I revised t...
At the beginning of the new year of 2018, after the release of the national photovoltaic policy, we found that the state’s support for village-level poverty alleviation power stations has not weake...[Details]
Everbright Securities released a research report on Sungrow Power Supply on January 24. The report summary is as follows:
Company Profile
The company is a leading enterprise in photovolta...[Details]
Whether it is a user or an enterprise, building a photovoltaic power station is a huge investment. The happiest thing for the owner is that the power station can generate electricity stably and gen...[Details]
Photovoltaic panels and electric cars for sale at the same location. Photo: Mark Dixon.
Tesla Inc. (NASDAQ: TSLA) reported a net loss of $1.96 billion (€1.6 billion) in 2017, u...[Details]
BayWa Renewable Energy and Huawei executives met in Shenzhen this week to finalise the deal, signing a global procurement framework contract that will see Huawei supply inverters for an initial 400...[Details]
Charging facilities are important supporting measures for new energy electric vehicles. At present, the charging piles are not obvious, not fully compatible, the charging parking spaces are occupie...[Details]
China Energy Storage Network News:
On September 26, 2015, President Xi Jinping proposed the idea of building a global energy internet at the United Nations Development Summit. Over the past...[Details]
China Energy Storage Network:
With the vigorous rise of a new round of energy revolution, China's energy consumption growth rate has slowed down, and supply-side structural reform is urgent. ...[Details]
China Energy Storage Network:
In order to implement the energy strategic thinking of "four revolutions and one cooperation" proposed by the central government and implement the energy develop...[Details]
China Energy Storage Network:
Smog often covers the capital. To combat smog in Beijing, we need to find a breakthrough by developing a new model of energy internet. Smog control will be a...[Details]
As the core of a photovoltaic power station, the inverter is mainly used to convert the irregular direct current of photovoltaic modules into sinusoidal alternating current. It also has functions s...[Details]
In an interview with a reporter from Ta Kung Pao, Zhu Zhanjun, executive president of GCL-Poly, said that the company is paying close attention to the country's "One Belt, One Road" strategy and is...[Details]
introduction
"For the same power station, the difference in the comprehensive power generation of different brands of inverters in one year is more than 6%", said the person in charge of a...[Details]
1. Introduction
As an overcurrent protection device, the fuse is connected in series in the circuit. It can cut off the fault circuit in time when a short circuit fault occurs in the syste...[Details]
In photovoltaic power generation systems, we often encounter these problems: when it rains, the grid-connected leakage current switch trips, and when the weather clears up, it automatically returns...[Details]