1、 Design of hydrological information collection, transmission and communication networkThe main task of gprs modem DTU water conservancy and hydrology applied to hydrological survey is to measure the
The water pipe at home leaked unexpectedly, and it was only when I came home from work that I found the water overflowing the golden mountain. I believe many people have experienced similar chest tigh
At present, there are more than 450000 sets of pumping units in China, but more than 90% of the pumping unit working condition measurement system with power diagram as the core (including liquid level
The remote control system of street lamps can better solve the problem of source consumption. The state has set the goal of reducing energy consumption per unit of GDP by 20% and reducing the total em
Inner Mongolia Bureau of quality and technical supervision has recently reached a preliminary cooperation intention with telecom operators, elevator manufacturers and other relevant institutions on th
1、 Background and issuesStreet lamps bring us two conveniences in our life, but the traditional street lamp switch control is to manually control the switch at the designated street lamp switch, so it
Public street lamps are an important part of public utilities construction. The traditional street lamp general control room can only turn on and off the street lamps every day, and can not understand
The wireless monitoring system of urban street lamps and landscape lamps is mainly composed of three parts: one is the monitoring equipment terminal directly used to monitor urban street lamps and lan
Abstract: the landscape lamp controller is composed of single chip microcomputer, battery management and landscape lamp driving module. The single chip microcomputer realizes the management of battery
Abstract: for a long time, the manual method has been adopted in the electric energy data reading and calculation of power supply companies. With the development of power system, especially the deepen