安科瑞 劉秋霞

ACREL Wireless Temperature Sensor Application in South Africa

摘要：隨著電力工業的發展，對設備的安全性、可靠性要求越來越高。在這種條件下，高壓設備的無線測溫系統應運而生。這種技術是將內置電池或電流感應和無線發射模塊的測溫傳感器安裝于各測溫點，由于其體積小，且無需任何接線，其電氣安全性可以得到保證。傳感器周期性的將測溫數據無線發送至接收單元，接收單元可聯網將數據送至主站，以此實現一個區域系統的電氣溫度監測。

本文介紹了無線測溫傳感器在南非的應用

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.

關鍵字：無線測溫傳感器，無線測溫系統，470Mhz無線測溫

Keywords:Wireless temperature sensor,wireless temperature monitoring system,470Mhz wireless temperature sensor

0.項目概述：

Project Overview

法國公司Chauvin位于法國ANTONY Cedex，該項目用在南非某變電站上，用了2個無線收發器ATC450-C,幾十個無線測溫傳感器，型號包含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.無線測溫產品介紹

Wireless temperature monitoring device Introduction

安科瑞在線測溫裝置適用于高低壓開關內線纜街頭，斷路器觸頭，高壓線纜中間頭，低壓大電流等設備的溫度檢測，防止在運行過程中因氧化，松動等因素造成接點接觸電阻過大而發熱成為安全隱患，及時，持續及準確反映設備運行狀態，提供設備安全性。

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.無線測溫方案

Wireless temperature monitoring solution

2.1 測溫傳感器

2.1 Wireless temperature sensor

2.1.1 CT感應取電無線測溫傳感器

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電池供電型無線測溫傳感器

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/顯示終端

2.2 Receiver/Display Unit

2.2.1 接收單元

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 顯示單元

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.結構圖

Structure

4.產品方案組合圖

Typical Solution

5.現場圖片

On site Photos