ACREL Wireless Temperature Sensor Application in South Africa

摘要：随着电力工业的发展，对设备的安全性、可靠性要求越来越高。在这种条件下，高压设备的无线测温系统应运而生。这种技术是将内置电池或电流感应和无线发射模块的测温传感器安装于各测温点，由于其体积小，且无需任何接线，其电气安全性可以得到保证。传感器周期性的将测温数据无线发送至接收单元，接收单元可联网将数据送至主站，以此实现一个区域系统的电气温度监测。
本文介绍了无线测温传感器在南非的应用
Abstract：With the development power industry,the requirements for the safety and reliability of equipment are getting higher and higher.In this situation,ACREL wireless temperature monitoring system is designed for high voltage device.This technology is to install the temperature sensor with built-in battery or temperature sensor by current sensing and wireless transmitter module at each temperature measurement point. The sensor periodically sends the temperature measurement data wireless to the receiving unit, and the receiving unit can be connected to the network to send the data to the master station, thereby realizing electrical temperature monitoring of a regional system.
关键字：无线测温传感器，无线测温系统，470Mhz无线测温
Keywords:Wireless temperature sensor,wireless temperature monitoring system,470Mhz wireless temperature sensor
0.项目概述：
Project Overview
法国公司Chauvin位于法国ANTONY Cedex，该项目用在南非某变电站上，用了2个无线收发器ATC450-C,几十个无线测温传感器，型号包含ATE400以及ATE100.
Chauvin is located in ANTONY Cedex，France. the project is mainly used in substation in the substation in South Africa.The related products models are 2 PCS ATC450-C,dozens of wireless temperature sensors including model  ATE400 and ATE100.  
1.无线测温产品介绍
Wireless temperature monitoring device Introduction
安科瑞在线测温装置适用于高低压开关内线缆街头，断路器触头，高压线缆中间头，低压大电流等设备的温度检测，防止在运行过程中因氧化，松动等因素造成接点接触电阻过大而发热成为安全隐患，及时，持续及准确反映设备运行状态，提供设备安全性。
Acrel on-line temperature measurement device is suitable for the temperature detection of high and low voltage switches, circuit breaker contacts, high voltage cable middle heads, low voltage and high current equipment, to prevent contact caused by oxidation, loosening and other factors during operation Excessive contact resistance and heat generation become a safety hazard, timely, continuous and accurate reflection of equipment operating status, and equipment safety.
2.无线测温方案
Wireless temperature monitoring solution
2.1 测温传感器
2.1 Wireless temperature sensor
2.1.1 CT感应取电无线测温传感器
2.1.1 Wireless temperature sensor by CT sensing
1) ATE400                                 
Small size;
Wireless transmit;
Wireless transmission distance, 150 meters;
Fase sampling frequency,15s;
CT-powered,more than 5A starting current; 
Widely temperature measuring range, -40℃~125℃.

2.1.2电池供电型无线测温传感器
2.1.2 Wireless temperature sensor powered by battery
1) ATE200
Wireless transmit;
Wireless transmission distance, 150m;
Fase sampling frequency,25s;
Battery -powered,more than 5 years;
Widely temperature measuring range, -40℃~125℃.


2) ATE100
Wireless transmit;
Wireless transmission distance, 150m;
Fase sampling frequency,25s;
Battery -powered,more than 5 years;
Widely temperature measuring range, -40℃~125℃.


3) ATE100M
Wireless transmit;
Wireless transmission distance, 150m;
Fase sampling frequency,25s;
Battery -powered,more than 5 years; 
Widely temperature measuring range, -40℃~125℃.

2.2 采集/显示终端
2.2 Receiver/Display Unit
2.2.1 接收单元
2.2.1 Receiver
1)ATC600-C
Wireless transceiver;
Maximum measuring 240 points;
1 RS485 serial communication, Modbus-RTU;
2 alarm relays;
Power supply adapt with AC/DC220V,AC/DC110V.

2)ATC450-C
Wireless transceiver;
Maximum measuring 60 points;
1 RS485 serial communication, Modbus-RTU;
Power supply adapt with DC24V

2.2.2 显示单元
2.2.2 Display Unit
1) ARTM-Pn
Wireless temperature measurement, maximum measuring 60 points;
U, I, P, Q, f, Ep, Eq measurement；
4 digital inputs;
2 alarm relays;
LCD display;
Power supply adapt with AC220V, DC220V, DC110V, AC110V;
1 RS485 serial communication, Modbus-RTU.


3.结构图
Structure
4.产品方案组合图
Typical Solution

5.现场图片
On site Photos